| Date | Price Value |
|---|---|
| Mar 24, 2023 | 3,970.99 |
| Mar 1, 2023 | 3,956.00 |
| Feb 1, 2023 | 4,079.68 |
| Jan 1, 2023 | 3,960.66 |
| Dec 1, 2022 | 3,912.38 |
| Nov 1, 2022 | 3,917.49 |
| Oct 1, 2022 | 3,726.05 |
| Sep 1, 2022 | 3,850.52 |
| Aug 1, 2022 | 4,158.56 |
| Jul 1, 2022 | 3,911.73 |
| Jun 1, 2022 | 3,898.95 |
| May 1, 2022 | 4,040.36 |
| Apr 1, 2022 | 4,391.30 |
| Mar 1, 2022 | 4,391.27 |
| Feb 1, 2022 | 4,435.98 |
| Jan 1, 2022 | 4,573.82 |
| Dec 1, 2021 | 4,674.77 |
| Nov 1, 2021 | 4,667.39 |
| Oct 1, 2021 | 4,460.71 |
| Sep 1, 2021 | 4,445.54 |
| Aug 1, 2021 | 4,454.21 |
| Jul 1, 2021 | 4,363.71 |
| Jun 1, 2021 | 4,238.49 |
| May 1, 2021 | 4,167.85 |
| Apr 1, 2021 | 4,141.18 |
| Mar 1, 2021 | 3,910.51 |
| Feb 1, 2021 | 3,883.43 |
| Jan 1, 2021 | 3,793.75 |
| Dec 1, 2020 | 3,695.31 |
| Nov 1, 2020 | 3,548.99 |
| Oct 1, 2020 | 3,418.70 |
| Sep 1, 2020 | 3,365.52 |
| Aug 1, 2020 | 3,391.71 |
| Jul 1, 2020 | 3,207.62 |
| Jun 1, 2020 | 3,104.66 |
| May 1, 2020 | 2,919.61 |
| Apr 1, 2020 | 2,761.98 |
| Mar 1, 2020 | 2,652.39 |
| Feb 1, 2020 | 3,277.31 |
| Jan 1, 2020 | 3,278.20 |
| Dec 1, 2019 | 3,176.75 |
| Nov 1, 2019 | 3,104.90 |
| Oct 1, 2019 | 2,977.68 |
| Sep 1, 2019 | 2,982.16 |
| Aug 1, 2019 | 2,897.50 |
| Jul 1, 2019 | 2,996.11 |
| Jun 1, 2019 | 2,890.17 |
| May 1, 2019 | 2,854.71 |
| Apr 1, 2019 | 2,903.80 |
| Mar 1, 2019 | 2,803.98 |
| Feb 1, 2019 | 2,754.86 |
| Jan 1, 2019 | 2,607.39 |
| Dec 1, 2018 | 2,567.31 |
| Nov 1, 2018 | 2,723.23 |
| Oct 1, 2018 | 2,785.46 |
| Sep 1, 2018 | 2,901.50 |
| Aug 1, 2018 | 2,857.82 |
| Jul 1, 2018 | 2,793.64 |
| Jun 1, 2018 | 2,754.35 |
| May 1, 2018 | 2,701.49 |
| Apr 1, 2018 | 2,653.63 |
| Mar 1, 2018 | 2,702.77 |
| Feb 1, 2018 | 2,705.16 |
| Jan 1, 2018 | 2,789.80 |
| Dec 1, 2017 | 2,664.34 |
| Nov 1, 2017 | 2,593.61 |
| Oct 1, 2017 | 2,557.00 |
| Sep 1, 2017 | 2,492.84 |
| Aug 1, 2017 | 2,456.22 |
| Jul 1, 2017 | 2,454.10 |
| Jun 1, 2017 | 2,433.99 |
| May 1, 2017 | 2,395.35 |
| Apr 1, 2017 | 2,359.31 |
| Mar 1, 2017 | 2,366.82 |
| Feb 1, 2017 | 2,329.91 |
| Jan 1, 2017 | 2,275.12 |
| Dec 1, 2016 | 2,246.63 |
| Nov 1, 2016 | 2,164.99 |
| Oct 1, 2016 | 2,143.02 |
| Sep 1, 2016 | 2,157.69 |
| Aug 1, 2016 | 2,170.95 |
| Jul 1, 2016 | 2,148.90 |
| Jun 1, 2016 | 2,083.89 |
| May 1, 2016 | 2,065.55 |
| Apr 1, 2016 | 2,075.54 |
| Mar 1, 2016 | 2,021.95 |
| Feb 1, 2016 | 1,904.42 |
| Jan 1, 2016 | 1,918.60 |
| Dec 1, 2015 | 2,054.08 |
| Nov 1, 2015 | 2,080.62 |
| Oct 1, 2015 | 2,024.81 |
| Sep 1, 2015 | 1,944.41 |
| Aug 1, 2015 | 2,039.87 |
| Jul 1, 2015 | 2,094.14 |
| Jun 1, 2015 | 2,099.29 |
| May 1, 2015 | 2,111.94 |
| Apr 1, 2015 | 2,094.86 |
| Mar 1, 2015 | 2,079.99 |
| Feb 1, 2015 | 2,082.20 |
| Jan 1, 2015 | 2,028.18 |
| Dec 1, 2014 | 2,054.27 |
| Nov 1, 2014 | 2,044.57 |
| Oct 1, 2014 | 1,937.27 |
| Sep 1, 2014 | 1,993.23 |
| Aug 1, 2014 | 1,961.53 |
| Jul 1, 2014 | 1,973.10 |
| Jun 1, 2014 | 1,947.09 |
| May 1, 2014 | 1,889.77 |
| Apr 1, 2014 | 1,864.26 |
| Mar 1, 2014 | 1,863.52 |
| Feb 1, 2014 | 1,817.04 |
| Jan 1, 2014 | 1,822.36 |
| Dec 1, 2013 | 1,807.78 |
| Nov 1, 2013 | 1,783.54 |
| Oct 1, 2013 | 1,720.03 |
| Sep 1, 2013 | 1,687.17 |
| Aug 1, 2013 | 1,670.09 |
| Jul 1, 2013 | 1,668.68 |
| Jun 1, 2013 | 1,618.77 |
| May 1, 2013 | 1,639.84 |
| Apr 1, 2013 | 1,570.70 |
| Mar 1, 2013 | 1,550.83 |
| Feb 1, 2013 | 1,512.31 |
| Jan 1, 2013 | 1,480.40 |
| Dec 1, 2012 | 1,422.29 |
| Nov 1, 2012 | 1,394.51 |
| Oct 1, 2012 | 1,437.82 |
| Sep 1, 2012 | 1,443.42 |
| Aug 1, 2012 | 1,403.45 |
| Jul 1, 2012 | 1,359.78 |
| Jun 1, 2012 | 1,323.48 |
| May 1, 2012 | 1,341.27 |
| Apr 1, 2012 | 1,386.43 |
| Mar 1, 2012 | 1,389.24 |
| Feb 1, 2012 | 1,352.49 |
| Jan 1, 2012 | 1,300.58 |
| Dec 1, 2011 | 1,243.32 |
| Nov 1, 2011 | 1,226.42 |
| Oct 1, 2011 | 1,207.22 |
| Sep 1, 2011 | 1,173.88 |
| Aug 1, 2011 | 1,185.31 |
| Jul 1, 2011 | 1,325.19 |
| Jun 1, 2011 | 1,287.29 |
| May 1, 2011 | 1,338.31 |
| Apr 1, 2011 | 1,331.51 |
| Mar 1, 2011 | 1,304.49 |
| Feb 1, 2011 | 1,321.12 |
| Jan 1, 2011 | 1,282.62 |
| Dec 1, 2010 | 1,241.53 |
| Nov 1, 2010 | 1,198.89 |
| Oct 1, 2010 | 1,171.58 |
| Sep 1, 2010 | 1,122.08 |
| Aug 1, 2010 | 1,087.28 |
| Jul 1, 2010 | 1,079.80 |
| Jun 1, 2010 | 1,083.36 |
| May 1, 2010 | 1,125.06 |
| Apr 1, 2010 | 1,197.32 |
| Mar 1, 2010 | 1,152.05 |
| Feb 1, 2010 | 1,089.16 |
| Jan 1, 2010 | 1,123.58 |
| Dec 1, 2009 | 1,110.38 |
| Nov 1, 2009 | 1,088.07 |
| Oct 1, 2009 | 1,067.66 |
| Sep 1, 2009 | 1,044.55 |
| Aug 1, 2009 | 1,009.73 |
| Jul 1, 2009 | 935.82 |
| Jun 1, 2009 | 926.12 |
| May 1, 2009 | 902.41 |
| Apr 1, 2009 | 848.15 |
| Mar 1, 2009 | 757.13 |
| Feb 1, 2009 | 805.23 |
| Jan 1, 2009 | 865.58 |
| Dec 1, 2008 | 877.56 |
| Nov 1, 2008 | 883.04 |
| Oct 1, 2008 | 968.80 |
| Sep 1, 2008 | 1,216.95 |
| Aug 1, 2008 | 1,281.47 |
| Jul 1, 2008 | 1,257.33 |
| Jun 1, 2008 | 1,341.25 |
| May 1, 2008 | 1,403.22 |
| Apr 1, 2008 | 1,370.47 |
| Mar 1, 2008 | 1,316.94 |
| Feb 1, 2008 | 1,354.87 |
| Jan 1, 2008 | 1,378.76 |
| Dec 1, 2007 | 1,479.22 |
| Nov 1, 2007 | 1,463.39 |
| Oct 1, 2007 | 1,539.66 |
| Sep 1, 2007 | 1,497.12 |
| Aug 1, 2007 | 1,454.62 |
| Jul 1, 2007 | 1,520.71 |
| Jun 1, 2007 | 1,514.19 |
| May 1, 2007 | 1,511.14 |
| Apr 1, 2007 | 1,463.64 |
| Mar 1, 2007 | 1,406.95 |
| Feb 1, 2007 | 1,444.80 |
| Jan 1, 2007 | 1,424.16 |
| Dec 1, 2006 | 1,416.42 |
| Nov 1, 2006 | 1,388.64 |
| Oct 1, 2006 | 1,363.38 |
| Sep 1, 2006 | 1,317.74 |
| Aug 1, 2006 | 1,287.15 |
| Jul 1, 2006 | 1,260.24 |
| Jun 1, 2006 | 1,253.17 |
| May 1, 2006 | 1,290.01 |
| Apr 1, 2006 | 1,302.17 |
| Mar 1, 2006 | 1,293.74 |
| Feb 1, 2006 | 1,276.65 |
| Jan 1, 2006 | 1,278.73 |
| Dec 1, 2005 | 1,262.07 |
| Nov 1, 2005 | 1,237.37 |
| Oct 1, 2005 | 1,191.96 |
| Sep 1, 2005 | 1,225.92 |
| Aug 1, 2005 | 1,224.27 |
| Jul 1, 2005 | 1,222.24 |
| Jun 1, 2005 | 1,202.25 |
| May 1, 2005 | 1,178.28 |
| Apr 1, 2005 | 1,164.43 |
| Mar 1, 2005 | 1,194.90 |
| Feb 1, 2005 | 1,199.63 |
| Jan 1, 2005 | 1,181.41 |
| Dec 1, 2004 | 1,199.21 |
| Nov 1, 2004 | 1,168.94 |
| Oct 1, 2004 | 1,117.21 |
| Sep 1, 2004 | 1,117.66 |
| Aug 1, 2004 | 1,088.94 |
| Jul 1, 2004 | 1,105.85 |
| Jun 1, 2004 | 1,132.76 |
| May 1, 2004 | 1,102.78 |
| Apr 1, 2004 | 1,133.36 |
| Mar 1, 2004 | 1,123.98 |
| Feb 1, 2004 | 1,143.36 |
| Jan 1, 2004 | 1,132.52 |
| Dec 1, 2003 | 1,080.64 |
| Nov 1, 2003 | 1,049.90 |
| Oct 1, 2003 | 1,038.73 |
| Sep 1, 2003 | 1,019.44 |
| Aug 1, 2003 | 989.53 |
| Jul 1, 2003 | 992.54 |
| Jun 1, 2003 | 988.00 |
| May 1, 2003 | 935.96 |
| Apr 1, 2003 | 890.03 |
| Mar 1, 2003 | 846.63 |
| Feb 1, 2003 | 837.03 |
| Jan 1, 2003 | 895.84 |
| Dec 1, 2002 | 899.18 |
| Nov 1, 2002 | 909.93 |
| Oct 1, 2002 | 854.63 |
| Sep 1, 2002 | 867.81 |
| Aug 1, 2002 | 912.55 |
| Jul 1, 2002 | 903.59 |
| Jun 1, 2002 | 1,014.02 |
| May 1, 2002 | 1,079.25 |
| Apr 1, 2002 | 1,111.93 |
| Mar 1, 2002 | 1,153.79 |
| Feb 1, 2002 | 1,100.67 |
| Jan 1, 2002 | 1,140.21 |
| Dec 1, 2001 | 1,144.93 |
| Nov 1, 2001 | 1,129.68 |
| Oct 1, 2001 | 1,076.59 |
| Sep 1, 2001 | 1,044.64 |
| Aug 1, 2001 | 1,178.50 |
| Jul 1, 2001 | 1,204.45 |
| Jun 1, 2001 | 1,238.71 |
| May 1, 2001 | 1,270.37 |
| Apr 1, 2001 | 1,189.84 |
| Mar 1, 2001 | 1,185.85 |
| Feb 1, 2001 | 1,305.75 |
| Jan 1, 2001 | 1,335.63 |
| Dec 1, 2000 | 1,330.93 |
| Nov 1, 2000 | 1,378.04 |
| Oct 1, 2000 | 1,390.14 |
| Sep 1, 2000 | 1,468.05 |
| Aug 1, 2000 | 1,485.46 |
| Jul 1, 2000 | 1,473.00 |
| Jun 1, 2000 | 1,461.96 |
| May 1, 2000 | 1,418.48 |
| Apr 1, 2000 | 1,461.36 |
| Mar 1, 2000 | 1,442.21 |
| Feb 1, 2000 | 1,388.87 |
| Jan 1, 2000 | 1,425.59 |
| Dec 1, 1999 | 1,428.68 |
| Nov 1, 1999 | 1,391.00 |
| Oct 1, 1999 | 1,300.01 |
| Sep 1, 1999 | 1,318.17 |
| Aug 1, 1999 | 1,327.49 |
| Jul 1, 1999 | 1,380.99 |
| Jun 1, 1999 | 1,322.55 |
| May 1, 1999 | 1,332.07 |
| Apr 1, 1999 | 1,334.76 |
| Mar 1, 1999 | 1,281.66 |
| Feb 1, 1999 | 1,246.58 |
| Jan 1, 1999 | 1,248.77 |
| Dec 1, 1998 | 1,190.05 |
| Nov 1, 1998 | 1,144.43 |
| Oct 1, 1998 | 1,032.47 |
| Sep 1, 1998 | 1,020.64 |
| Aug 1, 1998 | 1,074.62 |
| Jul 1, 1998 | 1,156.58 |
| Jun 1, 1998 | 1,108.39 |
| May 1, 1998 | 1,108.42 |
| Apr 1, 1998 | 1,112.20 |
| Mar 1, 1998 | 1,076.83 |
| Feb 1, 1998 | 1,023.74 |
| Jan 1, 1998 | 963.36 |
| Dec 1, 1997 | 962.37 |
| Nov 1, 1997 | 938.92 |
| Oct 1, 1997 | 951.16 |
| Sep 1, 1997 | 937.02 |
| Aug 1, 1997 | 927.24 |
| Jul 1, 1997 | 925.29 |
| Jun 1, 1997 | 876.29 |
| May 1, 1997 | 833.09 |
| Apr 1, 1997 | 763.93 |
| Mar 1, 1997 | 792.16 |
| Feb 1, 1997 | 798.39 |
| Jan 1, 1997 | 766.22 |
| Dec 1, 1996 | 743.25 |
| Nov 1, 1996 | 735.67 |
| Oct 1, 1996 | 701.46 |
| Sep 1, 1996 | 674.88 |
| Aug 1, 1996 | 662.68 |
| Jul 1, 1996 | 644.07 |
| Jun 1, 1996 | 668.50 |
| May 1, 1996 | 661.23 |
| Apr 1, 1996 | 647.17 |
| Mar 1, 1996 | 647.07 |
| Feb 1, 1996 | 649.54 |
| Jan 1, 1996 | 614.42 |
| Dec 1, 1995 | 614.57 |
| Nov 1, 1995 | 595.53 |
| Oct 1, 1995 | 582.92 |
| Sep 1, 1995 | 578.77 |
| Aug 1, 1995 | 559.11 |
| Jul 1, 1995 | 557.37 |
| Jun 1, 1995 | 539.35 |
| May 1, 1995 | 523.81 |
| Apr 1, 1995 | 507.91 |
| Mar 1, 1995 | 493.15 |
| Feb 1, 1995 | 481.92 |
| Jan 1, 1995 | 465.25 |
| Dec 1, 1994 | 455.19 |
| Nov 1, 1994 | 461.01 |
| Oct 1, 1994 | 463.81 |
| Sep 1, 1994 | 466.96 |
| Aug 1, 1994 | 464.24 |
| Jul 1, 1994 | 451.40 |
| Jun 1, 1994 | 454.83 |
| May 1, 1994 | 450.90 |
| Apr 1, 1994 | 447.23 |
| Mar 1, 1994 | 463.81 |
| Feb 1, 1994 | 471.58 |
| Jan 1, 1994 | 472.99 |
| Dec 1, 1993 | 465.95 |
| Nov 1, 1993 | 462.89 |
| Oct 1, 1993 | 463.90 |
| Sep 1, 1993 | 459.24 |
| Aug 1, 1993 | 454.13 |
| Jul 1, 1993 | 447.29 |
| Jun 1, 1993 | 448.06 |
| May 1, 1993 | 445.25 |
| Apr 1, 1993 | 443.08 |
| Mar 1, 1993 | 450.16 |
| Feb 1, 1993 | 441.70 |
| Jan 1, 1993 | 435.23 |
| Dec 1, 1992 | 435.64 |
| Nov 1, 1992 | 422.84 |
| Oct 1, 1992 | 412.50 |
| Sep 1, 1992 | 418.48 |
| Aug 1, 1992 | 417.93 |
| Jul 1, 1992 | 415.05 |
| Jun 1, 1992 | 408.27 |
| May 1, 1992 | 414.81 |
| Apr 1, 1992 | 407.41 |
| Mar 1, 1992 | 407.36 |
| Feb 1, 1992 | 412.56 |
| Jan 1, 1992 | 416.08 |
| Dec 1, 1991 | 388.51 |
| Nov 1, 1991 | 385.92 |
| Oct 1, 1991 | 386.88 |
| Sep 1, 1991 | 387.20 |
| Aug 1, 1991 | 389.40 |
| Jul 1, 1991 | 380.23 |
| Jun 1, 1991 | 378.29 |
| May 1, 1991 | 377.99 |
| Apr 1, 1991 | 379.68 |
| Mar 1, 1991 | 372.28 |
| Feb 1, 1991 | 362.26 |
| Jan 1, 1991 | 325.49 |
| Dec 1, 1990 | 328.75 |
| Nov 1, 1990 | 315.29 |
| Oct 1, 1990 | 307.12 |
| Sep 1, 1990 | 315.41 |
| Aug 1, 1990 | 330.75 |
| Jul 1, 1990 | 360.03 |
| Jun 1, 1990 | 360.39 |
| May 1, 1990 | 350.25 |
| Apr 1, 1990 | 338.18 |
| Mar 1, 1990 | 338.46 |
| Feb 1, 1990 | 330.45 |
| Jan 1, 1990 | 339.97 |
| Dec 1, 1989 | 348.60 |
| Nov 1, 1989 | 340.20 |
| Oct 1, 1989 | 347.40 |
| Sep 1, 1989 | 347.30 |
| Aug 1, 1989 | 346.60 |
| Jul 1, 1989 | 331.90 |
| Jun 1, 1989 | 323.70 |
| May 1, 1989 | 313.90 |
| Apr 1, 1989 | 302.30 |
| Mar 1, 1989 | 292.70 |
| Feb 1, 1989 | 294.00 |
| Jan 1, 1989 | 285.40 |
| Dec 1, 1988 | 276.50 |
| Nov 1, 1988 | 271.00 |
| Oct 1, 1988 | 277.40 |
| Sep 1, 1988 | 268.00 |
| Aug 1, 1988 | 263.70 |
| Jul 1, 1988 | 269.10 |
| Jun 1, 1988 | 270.70 |
| May 1, 1988 | 256.10 |
| Apr 1, 1988 | 262.60 |
| Mar 1, 1988 | 265.70 |
| Feb 1, 1988 | 258.10 |
| Jan 1, 1988 | 250.50 |
| Dec 1, 1987 | 241.00 |
| Nov 1, 1987 | 245.00 |
| Oct 1, 1987 | 280.20 |
| Sep 1, 1987 | 318.70 |
| Aug 1, 1987 | 329.40 |
| Jul 1, 1987 | 310.10 |
| Jun 1, 1987 | 301.40 |
| May 1, 1987 | 289.10 |
| Apr 1, 1987 | 289.30 |
| Mar 1, 1987 | 292.50 |
| Feb 1, 1987 | 280.90 |
| Jan 1, 1987 | 264.50 |
| Dec 1, 1986 | 248.60 |
| Nov 1, 1986 | 245.10 |
| Oct 1, 1986 | 237.40 |
| Sep 1, 1986 | 238.30 |
| Aug 1, 1986 | 245.00 |
| Jul 1, 1986 | 240.20 |
| Jun 1, 1986 | 245.30 |
| May 1, 1986 | 238.50 |
| Apr 1, 1986 | 238.00 |
| Mar 1, 1986 | 232.30 |
| Feb 1, 1986 | 219.40 |
| Jan 1, 1986 | 208.20 |
| Dec 1, 1985 | 207.30 |
| Nov 1, 1985 | 197.50 |
| Oct 1, 1985 | 186.20 |
| Sep 1, 1985 | 184.10 |
| Aug 1, 1985 | 188.30 |
| Jul 1, 1985 | 192.50 |
| Jun 1, 1985 | 188.90 |
| May 1, 1985 | 184.90 |
| Apr 1, 1985 | 180.60 |
| Mar 1, 1985 | 179.40 |
| Feb 1, 1985 | 180.90 |
| Jan 1, 1985 | 171.60 |
| Dec 1, 1984 | 164.50 |
| Nov 1, 1984 | 166.30 |
| Oct 1, 1984 | 164.80 |
| Sep 1, 1984 | 166.10 |
| Aug 1, 1984 | 164.40 |
| Jul 1, 1984 | 151.10 |
| Jun 1, 1984 | 153.10 |
| May 1, 1984 | 156.60 |
| Apr 1, 1984 | 157.60 |
| Mar 1, 1984 | 157.40 |
| Feb 1, 1984 | 157.30 |
| Jan 1, 1984 | 166.40 |
| Dec 1, 1983 | 164.40 |
| Nov 1, 1983 | 165.20 |
| Oct 1, 1983 | 167.70 |
| Sep 1, 1983 | 167.20 |
| Aug 1, 1983 | 162.40 |
| Jul 1, 1983 | 167.00 |
| Jun 1, 1983 | 166.40 |
| May 1, 1983 | 164.10 |
| Apr 1, 1983 | 157.70 |
| Mar 1, 1983 | 151.90 |
| Feb 1, 1983 | 146.80 |
| Jan 1, 1983 | 144.30 |
| Dec 1, 1982 | 139.40 |
| Nov 1, 1982 | 138.10 |
| Oct 1, 1982 | 132.70 |
| Sep 1, 1982 | 122.40 |
| Aug 1, 1982 | 109.70 |
| Jul 1, 1982 | 109.40 |
| Jun 1, 1982 | 109.70 |
| May 1, 1982 | 116.40 |
| Apr 1, 1982 | 116.30 |
| Mar 1, 1982 | 110.80 |
| Feb 1, 1982 | 114.50 |
| Jan 1, 1982 | 117.30 |
| Dec 1, 1981 | 123.80 |
| Nov 1, 1981 | 122.90 |
| Oct 1, 1981 | 119.80 |
| Sep 1, 1981 | 118.30 |
| Aug 1, 1981 | 129.60 |
| Jul 1, 1981 | 129.10 |
| Jun 1, 1981 | 132.30 |
| May 1, 1981 | 131.70 |
| Apr 1, 1981 | 134.40 |
| Mar 1, 1981 | 133.20 |
| Feb 1, 1981 | 128.40 |
| Jan 1, 1981 | 133.00 |
| Dec 1, 1980 | 133.50 |
| Nov 1, 1980 | 135.70 |
| Oct 1, 1980 | 130.20 |
| Sep 1, 1980 | 126.50 |
| Aug 1, 1980 | 123.50 |
| Jul 1, 1980 | 119.80 |
| Jun 1, 1980 | 114.60 |
| May 1, 1980 | 107.70 |
| Apr 1, 1980 | 103.00 |
| Mar 1, 1980 | 104.70 |
| Feb 1, 1980 | 115.30 |
| Jan 1, 1980 | 110.90 |
| Dec 1, 1979 | 107.80 |
| Nov 1, 1979 | 103.70 |
| Oct 1, 1979 | 104.50 |
| Sep 1, 1979 | 108.60 |
| Aug 1, 1979 | 107.40 |
| Jul 1, 1979 | 102.70 |
| Jun 1, 1979 | 101.70 |
| May 1, 1979 | 99.73 |
| Apr 1, 1979 | 102.10 |
| Mar 1, 1979 | 100.10 |
| Feb 1, 1979 | 98.23 |
| Jan 1, 1979 | 99.71 |
| Dec 1, 1978 | 96.11 |
| Nov 1, 1978 | 94.71 |
| Oct 1, 1978 | 100.60 |
| Sep 1, 1978 | 103.90 |
| Aug 1, 1978 | 103.90 |
| Jul 1, 1978 | 97.19 |
| Jun 1, 1978 | 97.66 |
| May 1, 1978 | 97.41 |
| Apr 1, 1978 | 92.71 |
| Mar 1, 1978 | 88.82 |
| Feb 1, 1978 | 88.98 |
| Jan 1, 1978 | 90.25 |
| Dec 1, 1977 | 93.82 |
| Nov 1, 1977 | 94.28 |
| Oct 1, 1977 | 93.74 |
| Sep 1, 1977 | 96.23 |
| Aug 1, 1977 | 97.75 |
| Jul 1, 1977 | 100.20 |
| Jun 1, 1977 | 99.29 |
| May 1, 1977 | 98.76 |
| Apr 1, 1977 | 99.05 |
| Mar 1, 1977 | 100.60 |
| Feb 1, 1977 | 101.00 |
| Jan 1, 1977 | 103.80 |
| Dec 1, 1976 | 104.70 |
| Nov 1, 1976 | 101.20 |
| Oct 1, 1976 | 101.90 |
| Sep 1, 1976 | 105.50 |
| Aug 1, 1976 | 103.30 |
| Jul 1, 1976 | 104.20 |
| Jun 1, 1976 | 101.80 |
| May 1, 1976 | 101.20 |
| Apr 1, 1976 | 101.90 |
| Mar 1, 1976 | 101.10 |
| Feb 1, 1976 | 100.60 |
| Jan 1, 1976 | 96.86 |
| Dec 1, 1975 | 88.70 |
| Nov 1, 1975 | 90.07 |
| Oct 1, 1975 | 88.57 |
| Sep 1, 1975 | 84.67 |
| Aug 1, 1975 | 85.71 |
| Jul 1, 1975 | 92.49 |
| Jun 1, 1975 | 92.40 |
| May 1, 1975 | 90.10 |
| Apr 1, 1975 | 84.72 |
| Mar 1, 1975 | 83.78 |
| Feb 1, 1975 | 80.10 |
| Jan 1, 1975 | 72.56 |
| Dec 1, 1974 | 67.07 |
| Nov 1, 1974 | 71.74 |
| Oct 1, 1974 | 69.44 |
| Sep 1, 1974 | 68.12 |
| Aug 1, 1974 | 76.03 |
| Jul 1, 1974 | 79.31 |
| Jun 1, 1974 | 89.79 |
| May 1, 1974 | 89.67 |
| Apr 1, 1974 | 92.46 |
| Mar 1, 1974 | 97.44 |
| Feb 1, 1974 | 93.45 |
| Jan 1, 1974 | 96.11 |
| Dec 1, 1973 | 94.78 |
| Nov 1, 1973 | 102.00 |
| Oct 1, 1973 | 109.80 |
| Sep 1, 1973 | 105.60 |
| Aug 1, 1973 | 103.80 |
| Jul 1, 1973 | 105.80 |
| Jun 1, 1973 | 104.80 |
| May 1, 1973 | 107.20 |
| Apr 1, 1973 | 110.30 |
| Mar 1, 1973 | 112.40 |
| Feb 1, 1973 | 114.20 |
| Jan 1, 1973 | 118.40 |
| Dec 1, 1972 | 117.50 |
| Nov 1, 1972 | 115.10 |
| Oct 1, 1972 | 109.60 |
| Sep 1, 1972 | 109.40 |
| Aug 1, 1972 | 111.00 |
| Jul 1, 1972 | 107.20 |
| Jun 1, 1972 | 108.00 |
| May 1, 1972 | 107.70 |
| Apr 1, 1972 | 108.80 |
| Mar 1, 1972 | 107.70 |
| Feb 1, 1972 | 105.20 |
| Jan 1, 1972 | 103.30 |
| Dec 1, 1971 | 99.17 |
| Nov 1, 1971 | 92.78 |
| Oct 1, 1971 | 97.29 |
| Sep 1, 1971 | 99.40 |
| Aug 1, 1971 | 97.24 |
| Jul 1, 1971 | 99.00 |
| Jun 1, 1971 | 99.72 |
| May 1, 1971 | 101.60 |
| Apr 1, 1971 | 103.00 |
| Mar 1, 1971 | 99.60 |
| Feb 1, 1971 | 97.11 |
| Jan 1, 1971 | 93.49 |
| Dec 1, 1970 | 90.05 |
| Nov 1, 1970 | 84.28 |
| Oct 1, 1970 | 84.37 |
| Sep 1, 1970 | 82.58 |
| Aug 1, 1970 | 77.92 |
| Jul 1, 1970 | 75.72 |
| Jun 1, 1970 | 75.59 |
| May 1, 1970 | 76.06 |
| Apr 1, 1970 | 85.95 |
| Mar 1, 1970 | 88.65 |
| Feb 1, 1970 | 87.16 |
| Jan 1, 1970 | 90.31 |
| Dec 1, 1969 | 91.11 |
| Nov 1, 1969 | 96.21 |
| Oct 1, 1969 | 95.52 |
| Sep 1, 1969 | 94.51 |
| Aug 1, 1969 | 94.18 |
| Jul 1, 1969 | 94.71 |
| Jun 1, 1969 | 99.14 |
| May 1, 1969 | 104.60 |
| Apr 1, 1969 | 101.30 |
| Mar 1, 1969 | 99.30 |
| Feb 1, 1969 | 101.50 |
| Jan 1, 1969 | 102.00 |
| Dec 1, 1968 | 106.50 |
| Nov 1, 1968 | 105.40 |
| Oct 1, 1968 | 103.80 |
| Sep 1, 1968 | 101.30 |
| Aug 1, 1968 | 98.11 |
| Jul 1, 1968 | 100.30 |
| Jun 1, 1968 | 100.50 |
| May 1, 1968 | 97.87 |
| Apr 1, 1968 | 95.67 |
| Mar 1, 1968 | 89.09 |
| Feb 1, 1968 | 90.75 |
| Jan 1, 1968 | 95.04 |
| Dec 1, 1967 | 95.30 |
| Nov 1, 1967 | 92.66 |
| Oct 1, 1967 | 95.66 |
| Sep 1, 1967 | 95.81 |
| Aug 1, 1967 | 94.49 |
| Jul 1, 1967 | 93.01 |
| Jun 1, 1967 | 91.43 |
| May 1, 1967 | 92.59 |
| Apr 1, 1967 | 90.96 |
| Mar 1, 1967 | 89.42 |
| Feb 1, 1967 | 87.36 |
| Jan 1, 1967 | 84.45 |
| Dec 1, 1966 | 81.33 |
| Nov 1, 1966 | 80.99 |
| Oct 1, 1966 | 77.13 |
| Sep 1, 1966 | 77.81 |
| Aug 1, 1966 | 80.65 |
| Jul 1, 1966 | 85.84 |
| Jun 1, 1966 | 86.06 |
| May 1, 1966 | 86.78 |
| Apr 1, 1966 | 91.60 |
| Mar 1, 1966 | 88.88 |
| Feb 1, 1966 | 92.69 |
| Jan 1, 1966 | 93.32 |
| Dec 1, 1965 | 91.73 |
| Nov 1, 1965 | 92.15 |
| Oct 1, 1965 | 91.39 |
| Sep 1, 1965 | 89.38 |
| Aug 1, 1965 | 86.49 |
| Jul 1, 1965 | 84.91 |
| Jun 1, 1965 | 85.04 |
| May 1, 1965 | 89.28 |
| Apr 1, 1965 | 87.97 |
| Mar 1, 1965 | 86.83 |
| Feb 1, 1965 | 86.75 |
| Jan 1, 1965 | 86.12 |
| Dec 1, 1964 | 83.96 |
| Nov 1, 1964 | 85.44 |
| Oct 1, 1964 | 84.85 |
| Sep 1, 1964 | 83.41 |
| Aug 1, 1964 | 82.00 |
| Jul 1, 1964 | 83.22 |
| Jun 1, 1964 | 80.24 |
| May 1, 1964 | 80.72 |
| Apr 1, 1964 | 79.94 |
| Mar 1, 1964 | 78.80 |
| Feb 1, 1964 | 77.39 |
| Jan 1, 1964 | 76.45 |
| Dec 1, 1963 | 74.17 |
| Nov 1, 1963 | 72.62 |
| Oct 1, 1963 | 73.03 |
| Sep 1, 1963 | 72.85 |
| Aug 1, 1963 | 70.98 |
| Jul 1, 1963 | 69.07 |
| Jun 1, 1963 | 70.11 |
| May 1, 1963 | 70.14 |
| Apr 1, 1963 | 68.76 |
| Mar 1, 1963 | 65.67 |
| Feb 1, 1963 | 65.92 |
| Jan 1, 1963 | 65.06 |
| Dec 1, 1962 | 62.64 |
| Nov 1, 1962 | 60.04 |
| Oct 1, 1962 | 56.17 |
| Sep 1, 1962 | 58.00 |
| Aug 1, 1962 | 58.52 |
| Jul 1, 1962 | 56.97 |
| Jun 1, 1962 | 55.63 |
| May 1, 1962 | 62.99 |
| Apr 1, 1962 | 68.05 |
| Mar 1, 1962 | 70.29 |
| Feb 1, 1962 | 70.22 |
| Jan 1, 1962 | 69.07 |
| Dec 1, 1961 | 71.74 |
| Nov 1, 1961 | 71.08 |
| Oct 1, 1961 | 68.00 |
| Sep 1, 1961 | 67.26 |
| Aug 1, 1961 | 67.79 |
| Jul 1, 1961 | 65.44 |
| Jun 1, 1961 | 65.62 |
| May 1, 1961 | 66.50 |
| Apr 1, 1961 | 65.83 |
| Mar 1, 1961 | 64.12 |
| Feb 1, 1961 | 62.17 |
| Jan 1, 1961 | 59.72 |
| Dec 1, 1960 | 56.80 |
| Nov 1, 1960 | 55.47 |
| Oct 1, 1960 | 53.73 |
| Sep 1, 1960 | 54.81 |
| Aug 1, 1960 | 56.51 |
| Jul 1, 1960 | 55.84 |
| Jun 1, 1960 | 57.26 |
| May 1, 1960 | 55.22 |
| Apr 1, 1960 | 55.73 |
| Mar 1, 1960 | 55.02 |
| Feb 1, 1960 | 55.78 |
| Jan 1, 1960 | 58.03 |
| Dec 1, 1959 | 59.06 |
| Nov 1, 1959 | 57.23 |
| Oct 1, 1959 | 57.00 |
| Sep 1, 1959 | 57.05 |
| Aug 1, 1959 | 59.40 |
| Jul 1, 1959 | 59.74 |
| Jun 1, 1959 | 57.46 |
| May 1, 1959 | 57.96 |
| Apr 1, 1959 | 57.10 |
| Mar 1, 1959 | 56.16 |
| Feb 1, 1959 | 54.77 |
| Jan 1, 1959 | 55.62 |
| Dec 1, 1958 | 53.49 |
| Nov 1, 1958 | 52.50 |
| Oct 1, 1958 | 50.95 |
| Sep 1, 1958 | 48.96 |
| Aug 1, 1958 | 47.70 |
| Jul 1, 1958 | 45.98 |
| Jun 1, 1958 | 44.75 |
| May 1, 1958 | 43.70 |
| Apr 1, 1958 | 42.34 |
| Mar 1, 1958 | 42.11 |
| Feb 1, 1958 | 41.26 |
| Jan 1, 1958 | 41.12 |
| Dec 1, 1957 | 40.33 |
| Nov 1, 1957 | 40.35 |
| Oct 1, 1957 | 41.24 |
| Sep 1, 1957 | 43.98 |
| Aug 1, 1957 | 45.84 |
| Jul 1, 1957 | 48.51 |
| Jun 1, 1957 | 47.55 |
| May 1, 1957 | 46.78 |
| Apr 1, 1957 | 45.05 |
| Mar 1, 1957 | 44.03 |
| Feb 1, 1957 | 43.47 |
| Jan 1, 1957 | 45.43 |
| Dec 1, 1956 | 46.44 |
| Nov 1, 1956 | 45.76 |
| Oct 1, 1956 | 46.24 |
| Sep 1, 1956 | 46.84 |
| Aug 1, 1956 | 48.49 |
| Jul 1, 1956 | 48.78 |
| Jun 1, 1956 | 46.27 |
| May 1, 1956 | 46.54 |
| Apr 1, 1956 | 48.05 |
| Mar 1, 1956 | 47.49 |
| Feb 1, 1956 | 44.43 |
| Jan 1, 1956 | 44.15 |
| Dec 1, 1955 | 45.37 |
| Nov 1, 1955 | 44.95 |
| Oct 1, 1955 | 42.11 |
| Sep 1, 1955 | 44.34 |
| Aug 1, 1955 | 42.43 |
| Jul 1, 1955 | 42.69 |
| Jun 1, 1955 | 39.78 |
| May 1, 1955 | 37.60 |
| Apr 1, 1955 | 37.76 |
| Mar 1, 1955 | 36.50 |
| Feb 1, 1955 | 36.79 |
| Jan 1, 1955 | 35.60 |
| Dec 1, 1954 | 34.97 |
| Nov 1, 1954 | 33.44 |
| Oct 1, 1954 | 32.18 |
| Sep 1, 1954 | 31.45 |
| Aug 1, 1954 | 30.73 |
| Jul 1, 1954 | 30.13 |
| Jun 1, 1954 | 28.96 |
| May 1, 1954 | 28.73 |
| Apr 1, 1954 | 27.63 |
| Mar 1, 1954 | 26.57 |
| Feb 1, 1954 | 26.02 |
| Jan 1, 1954 | 25.46 |
| Dec 1, 1953 | 24.83 |
| Nov 1, 1953 | 24.50 |
| Oct 1, 1953 | 23.97 |
| Sep 1, 1953 | 23.27 |
| Aug 1, 1953 | 24.39 |
| Jul 1, 1953 | 24.29 |
| Jun 1, 1953 | 23.95 |
| May 1, 1953 | 24.84 |
| Apr 1, 1953 | 24.71 |
| Mar 1, 1953 | 25.99 |
| Feb 1, 1953 | 25.86 |
| Jan 1, 1953 | 26.18 |
| Dec 1, 1952 | 26.04 |
| Nov 1, 1952 | 25.03 |
| Oct 1, 1952 | 24.26 |
| Sep 1, 1952 | 24.78 |
| Aug 1, 1952 | 25.18 |
| Jul 1, 1952 | 25.08 |
| Jun 1, 1952 | 24.38 |
| May 1, 1952 | 23.73 |
| Apr 1, 1952 | 23.74 |
| Mar 1, 1952 | 23.81 |
| Feb 1, 1952 | 23.75 |
| Jan 1, 1952 | 24.19 |
| Dec 1, 1951 | 23.41 |
| Nov 1, 1951 | 22.71 |
| Oct 1, 1951 | 23.36 |
| Sep 1, 1951 | 23.48 |
| Aug 1, 1951 | 22.89 |
| Jul 1, 1951 | 21.93 |
| Jun 1, 1951 | 21.55 |
| May 1, 1951 | 21.93 |
| Apr 1, 1951 | 21.92 |
| Mar 1, 1951 | 21.63 |
| Feb 1, 1951 | 22.00 |
| Jan 1, 1951 | 21.21 |
| Dec 1, 1950 | 19.75 |
| Nov 1, 1950 | 19.83 |
| Oct 1, 1950 | 19.87 |
| Sep 1, 1950 | 19.08 |
| Aug 1, 1950 | 18.43 |
| Jul 1, 1950 | 17.38 |
| Jun 1, 1950 | 18.74 |
| May 1, 1950 | 18.44 |
| Apr 1, 1950 | 17.84 |
| Mar 1, 1950 | 17.35 |
| Feb 1, 1950 | 17.21 |
| Jan 1, 1950 | 16.88 |
| Dec 1, 1949 | 16.54 |
| Nov 1, 1949 | 16.11 |
| Oct 1, 1949 | 15.89 |
| Sep 1, 1949 | 15.49 |
| Aug 1, 1949 | 15.29 |
| Jul 1, 1949 | 14.76 |
| Jun 1, 1949 | 13.97 |
| May 1, 1949 | 14.78 |
| Apr 1, 1949 | 14.89 |
| Mar 1, 1949 | 14.91 |
| Feb 1, 1949 | 14.77 |
| Jan 1, 1949 | 15.36 |
| Dec 1, 1948 | 15.19 |
| Nov 1, 1948 | 15.29 |
| Oct 1, 1948 | 16.19 |
| Sep 1, 1948 | 15.76 |
| Aug 1, 1948 | 15.94 |
| Jul 1, 1948 | 16.42 |
| Jun 1, 1948 | 16.82 |
| May 1, 1948 | 16.15 |
| Apr 1, 1948 | 15.40 |
| Mar 1, 1948 | 14.30 |
| Feb 1, 1948 | 14.10 |
| Jan 1, 1948 | 14.83 |
| Dec 1, 1947 | 15.03 |
| Nov 1, 1947 | 15.27 |
| Oct 1, 1947 | 15.45 |
| Sep 1, 1947 | 15.06 |
| Aug 1, 1947 | 15.46 |
| Jul 1, 1947 | 15.77 |
| Jun 1, 1947 | 14.84 |
| May 1, 1947 | 14.34 |
| Apr 1, 1947 | 14.60 |
| Mar 1, 1947 | 15.16 |
| Feb 1, 1947 | 15.80 |
| Jan 1, 1947 | 15.21 |
| Dec 1, 1946 | 15.13 |
| Nov 1, 1946 | 14.69 |
| Oct 1, 1946 | 14.75 |
| Sep 1, 1946 | 15.09 |
| Aug 1, 1946 | 17.70 |
| Jul 1, 1946 | 18.05 |
| Jun 1, 1946 | 18.58 |
| May 1, 1946 | 18.70 |
| Apr 1, 1946 | 18.66 |
| Mar 1, 1946 | 17.53 |
| Feb 1, 1946 | 18.07 |
| Jan 1, 1946 | 18.02 |
| Dec 1, 1945 | 17.33 |
| Nov 1, 1945 | 17.04 |
| Oct 1, 1945 | 16.50 |
| Sep 1, 1945 | 15.84 |
| Aug 1, 1945 | 14.83 |
| Jul 1, 1945 | 14.78 |
| Jun 1, 1945 | 15.09 |
| May 1, 1945 | 14.82 |
| Apr 1, 1945 | 14.28 |
| Mar 1, 1945 | 13.93 |
| Feb 1, 1945 | 13.94 |
| Jan 1, 1945 | 13.49 |
| Dec 1, 1944 | 13.10 |
| Nov 1, 1944 | 12.82 |
| Oct 1, 1944 | 12.91 |
| Sep 1, 1944 | 12.60 |
| Aug 1, 1944 | 12.81 |
| Jul 1, 1944 | 13.00 |
| Jun 1, 1944 | 12.67 |
| May 1, 1944 | 12.10 |
| Apr 1, 1944 | 11.89 |
| Mar 1, 1944 | 12.10 |
| Feb 1, 1944 | 11.77 |
| Jan 1, 1944 | 11.85 |
| Dec 1, 1943 | 11.48 |
| Nov 1, 1943 | 11.33 |
| Oct 1, 1943 | 11.88 |
| Sep 1, 1943 | 11.99 |
| Aug 1, 1943 | 11.74 |
| Jul 1, 1943 | 12.35 |
| Jun 1, 1943 | 12.10 |
| May 1, 1943 | 11.89 |
| Apr 1, 1943 | 11.44 |
| Mar 1, 1943 | 11.07 |
| Feb 1, 1943 | 10.69 |
| Jan 1, 1943 | 10.09 |
| Dec 1, 1942 | 9.52 |
| Nov 1, 1942 | 9.47 |
| Oct 1, 1942 | 9.32 |
| Sep 1, 1942 | 8.68 |
| Aug 1, 1942 | 8.59 |
| Jul 1, 1942 | 8.64 |
| Jun 1, 1942 | 8.33 |
| May 1, 1942 | 7.93 |
| Apr 1, 1942 | 7.84 |
| Mar 1, 1942 | 8.18 |
| Feb 1, 1942 | 8.65 |
| Jan 1, 1942 | 8.93 |
| Dec 1, 1941 | 8.76 |
| Nov 1, 1941 | 9.37 |
| Oct 1, 1941 | 9.83 |
| Sep 1, 1941 | 10.24 |
| Aug 1, 1941 | 10.21 |
| Jul 1, 1941 | 10.26 |
| Jun 1, 1941 | 9.76 |
| May 1, 1941 | 9.43 |
| Apr 1, 1941 | 9.64 |
| Mar 1, 1941 | 9.95 |
| Feb 1, 1941 | 9.89 |
| Jan 1, 1941 | 10.55 |
| Dec 1, 1940 | 10.53 |
| Nov 1, 1940 | 10.98 |
| Oct 1, 1940 | 10.73 |
| Sep 1, 1940 | 10.63 |
| Aug 1, 1940 | 10.20 |
| Jul 1, 1940 | 9.99 |
| Jun 1, 1940 | 9.67 |
| May 1, 1940 | 10.58 |
| Apr 1, 1940 | 12.27 |
| Mar 1, 1940 | 12.15 |
| Feb 1, 1940 | 12.22 |
| Jan 1, 1940 | 12.30 |
| Dec 1, 1939 | 12.37 |
| Nov 1, 1939 | 12.67 |
| Oct 1, 1939 | 12.90 |
| Sep 1, 1939 | 12.77 |
| Aug 1, 1939 | 11.54 |
| Jul 1, 1939 | 11.71 |
| Jun 1, 1939 | 11.43 |
| May 1, 1939 | 11.23 |
| Apr 1, 1939 | 10.83 |
| Mar 1, 1939 | 12.39 |
| Feb 1, 1939 | 12.40 |
| Jan 1, 1939 | 12.50 |
| Dec 1, 1938 | 12.69 |
| Nov 1, 1938 | 13.07 |
| Oct 1, 1938 | 13.06 |
| Sep 1, 1938 | 11.75 |
| Aug 1, 1938 | 12.31 |
| Jul 1, 1938 | 12.24 |
| Jun 1, 1938 | 10.21 |
| May 1, 1938 | 9.98 |
| Apr 1, 1938 | 9.89 |
| Mar 1, 1938 | 10.31 |
| Feb 1, 1938 | 11.04 |
| Jan 1, 1938 | 11.31 |
| Dec 1, 1937 | 11.02 |
| Nov 1, 1937 | 11.20 |
| Oct 1, 1937 | 12.28 |
| Sep 1, 1937 | 14.37 |
| Aug 1, 1937 | 16.74 |
| Jul 1, 1937 | 16.57 |
| Jun 1, 1937 | 15.64 |
| May 1, 1937 | 16.25 |
| Apr 1, 1937 | 17.01 |
| Mar 1, 1937 | 18.09 |
| Feb 1, 1937 | 18.11 |
| Jan 1, 1937 | 17.59 |
| Dec 1, 1936 | 17.06 |
| Nov 1, 1936 | 17.36 |
| Oct 1, 1936 | 16.89 |
| Sep 1, 1936 | 16.05 |
| Aug 1, 1936 | 15.87 |
| Jul 1, 1936 | 15.56 |
| Jun 1, 1936 | 14.69 |
| May 1, 1936 | 14.09 |
| Apr 1, 1936 | 14.88 |
| Mar 1, 1936 | 14.86 |
| Feb 1, 1936 | 14.55 |
| Jan 1, 1936 | 13.76 |
| Dec 1, 1935 | 13.04 |
| Nov 1, 1935 | 13.04 |
| Oct 1, 1935 | 11.92 |
| Sep 1, 1935 | 11.61 |
| Aug 1, 1935 | 11.37 |
| Jul 1, 1935 | 10.65 |
| Jun 1, 1935 | 10.12 |
| May 1, 1935 | 9.75 |
| Apr 1, 1935 | 9.04 |
| Mar 1, 1935 | 8.41 |
| Feb 1, 1935 | 8.98 |
| Jan 1, 1935 | 9.26 |
| Dec 1, 1934 | 9.26 |
| Nov 1, 1934 | 9.20 |
| Oct 1, 1934 | 8.95 |
| Sep 1, 1934 | 8.88 |
| Aug 1, 1934 | 9.10 |
| Jul 1, 1934 | 9.47 |
| Jun 1, 1934 | 9.94 |
| May 1, 1934 | 9.81 |
| Apr 1, 1934 | 10.92 |
| Mar 1, 1934 | 10.74 |
| Feb 1, 1934 | 11.32 |
| Jan 1, 1934 | 10.54 |
| Dec 1, 1933 | 9.97 |
| Nov 1, 1933 | 9.78 |
| Oct 1, 1933 | 9.55 |
| Sep 1, 1933 | 10.58 |
| Aug 1, 1933 | 10.67 |
| Jul 1, 1933 | 11.23 |
| Jun 1, 1933 | 10.39 |
| May 1, 1933 | 8.87 |
| Apr 1, 1933 | 6.89 |
| Mar 1, 1933 | 6.23 |
| Feb 1, 1933 | 6.25 |
| Jan 1, 1933 | 7.09 |
| Dec 1, 1932 | 6.82 |
| Nov 1, 1932 | 7.05 |
| Oct 1, 1932 | 7.12 |
| Sep 1, 1932 | 8.26 |
| Aug 1, 1932 | 7.53 |
| Jul 1, 1932 | 5.01 |
| Jun 1, 1932 | 4.77 |
| May 1, 1932 | 5.51 |
| Apr 1, 1932 | 6.28 |
| Mar 1, 1932 | 8.26 |
| Feb 1, 1932 | 8.23 |
| Jan 1, 1932 | 8.30 |
| Dec 1, 1931 | 8.44 |
| Nov 1, 1931 | 10.39 |
| Oct 1, 1931 | 10.25 |
| Sep 1, 1931 | 11.83 |
| Aug 1, 1931 | 13.90 |
| Jul 1, 1931 | 14.33 |
| Jun 1, 1931 | 13.87 |
| May 1, 1931 | 14.33 |
| Apr 1, 1931 | 15.86 |
| Mar 1, 1931 | 17.53 |
| Feb 1, 1931 | 17.20 |
| Jan 1, 1931 | 15.98 |
| Dec 1, 1930 | 15.51 |
| Nov 1, 1930 | 16.62 |
| Oct 1, 1930 | 17.92 |
| Sep 1, 1930 | 20.78 |
| Aug 1, 1930 | 20.79 |
| Jul 1, 1930 | 21.06 |
| Jun 1, 1930 | 21.52 |
| May 1, 1930 | 23.94 |
| Apr 1, 1930 | 25.46 |
| Mar 1, 1930 | 23.94 |
| Feb 1, 1930 | 23.07 |
| Jan 1, 1930 | 21.71 |
| Dec 1, 1929 | 21.40 |
| Nov 1, 1929 | 20.58 |
| Oct 1, 1929 | 27.99 |
| Sep 1, 1929 | 31.30 |
| Aug 1, 1929 | 30.10 |
| Jul 1, 1929 | 28.48 |
| Jun 1, 1929 | 26.15 |
| May 1, 1929 | 25.66 |
| Apr 1, 1929 | 25.28 |
| Mar 1, 1929 | 25.43 |
| Feb 1, 1929 | 24.99 |
| Jan 1, 1929 | 24.86 |
| Dec 1, 1928 | 23.15 |
| Nov 1, 1928 | 23.06 |
| Oct 1, 1928 | 21.60 |
| Sep 1, 1928 | 21.17 |
| Aug 1, 1928 | 19.78 |
| Jul 1, 1928 | 19.16 |
| Jun 1, 1928 | 19.02 |
| May 1, 1928 | 20.00 |
| Apr 1, 1928 | 19.40 |
| Mar 1, 1928 | 18.25 |
| Feb 1, 1928 | 17.32 |
| Jan 1, 1928 | 17.53 |
| Dec 1, 1927 | 17.46 |
| Nov 1, 1927 | 17.06 |
| Oct 1, 1927 | 16.68 |
| Sep 1, 1927 | 16.94 |
| Aug 1, 1927 | 16.03 |
| Jul 1, 1927 | 15.22 |
| Jun 1, 1927 | 14.89 |
| May 1, 1927 | 14.70 |
| Apr 1, 1927 | 14.21 |
| Mar 1, 1927 | 13.87 |
| Feb 1, 1927 | 13.66 |
| Jan 1, 1927 | 13.40 |
| Dec 1, 1926 | 13.49 |
| Nov 1, 1926 | 13.19 |
| Oct 1, 1926 | 13.02 |
| Sep 1, 1926 | 13.32 |
| Aug 1, 1926 | 13.12 |
| Jul 1, 1926 | 12.62 |
| Jun 1, 1926 | 12.11 |
| May 1, 1926 | 11.56 |
| Apr 1, 1926 | 11.48 |
| Mar 1, 1926 | 11.81 |
| Feb 1, 1926 | 12.67 |
| Jan 1, 1926 | 12.65 |
| Dec 1, 1925 | 12.46 |
| Nov 1, 1925 | 12.26 |
| Oct 1, 1925 | 11.89 |
| Sep 1, 1925 | 11.51 |
| Aug 1, 1925 | 11.25 |
| Jul 1, 1925 | 11.10 |
| Jun 1, 1925 | 10.80 |
| May 1, 1925 | 10.61 |
| Apr 1, 1925 | 10.28 |
| Mar 1, 1925 | 10.39 |
| Feb 1, 1925 | 10.67 |
| Jan 1, 1925 | 10.58 |
| Dec 1, 1924 | 10.16 |
| Nov 1, 1924 | 9.64 |
| Oct 1, 1924 | 9.13 |
| Sep 1, 1924 | 9.25 |
| Aug 1, 1924 | 9.34 |
| Jul 1, 1924 | 9.03 |
| Jun 1, 1924 | 8.63 |
| May 1, 1924 | 8.47 |
| Apr 1, 1924 | 8.50 |
| Mar 1, 1924 | 8.70 |
| Feb 1, 1924 | 8.87 |
| Jan 1, 1924 | 8.83 |
| Dec 1, 1923 | 8.55 |
| Nov 1, 1923 | 8.27 |
| Oct 1, 1923 | 8.03 |
| Sep 1, 1923 | 8.15 |
| Aug 1, 1923 | 8.10 |
| Jul 1, 1923 | 8.06 |
| Jun 1, 1923 | 8.34 |
| May 1, 1923 | 8.67 |
| Apr 1, 1923 | 9.10 |
| Mar 1, 1923 | 9.43 |
| Feb 1, 1923 | 9.28 |
| Jan 1, 1923 | 8.90 |
| Dec 1, 1922 | 8.78 |
| Nov 1, 1922 | 8.80 |
| Oct 1, 1922 | 9.26 |
| Sep 1, 1922 | 9.06 |
| Aug 1, 1922 | 8.83 |
| Jul 1, 1922 | 8.51 |
| Jun 1, 1922 | 8.45 |
| May 1, 1922 | 8.53 |
| Apr 1, 1922 | 8.21 |
| Mar 1, 1922 | 7.74 |
| Feb 1, 1922 | 7.46 |
| Jan 1, 1922 | 7.30 |
| Dec 1, 1921 | 7.31 |
| Nov 1, 1921 | 7.06 |
| Oct 1, 1921 | 6.70 |
| Sep 1, 1921 | 6.61 |
| Aug 1, 1921 | 6.45 |
| Jul 1, 1921 | 6.53 |
| Jun 1, 1921 | 6.55 |
| May 1, 1921 | 7.12 |
| Apr 1, 1921 | 6.91 |
| Mar 1, 1921 | 6.88 |
| Feb 1, 1921 | 7.06 |
| Jan 1, 1921 | 7.11 |
| Dec 1, 1920 | 6.81 |
| Nov 1, 1920 | 7.48 |
| Oct 1, 1920 | 7.88 |
| Sep 1, 1920 | 7.87 |
| Aug 1, 1920 | 7.60 |
| Jul 1, 1920 | 7.91 |
| Jun 1, 1920 | 7.92 |
| May 1, 1920 | 8.06 |
| Apr 1, 1920 | 8.60 |
| Mar 1, 1920 | 8.67 |
| Feb 1, 1920 | 8.10 |
| Jan 1, 1920 | 8.83 |
| Dec 1, 1919 | 8.92 |
| Nov 1, 1919 | 9.19 |
| Oct 1, 1919 | 9.47 |
| Sep 1, 1919 | 9.01 |
| Aug 1, 1919 | 8.87 |
| Jul 1, 1919 | 9.51 |
| Jun 1, 1919 | 9.21 |
| May 1, 1919 | 8.97 |
| Apr 1, 1919 | 8.39 |
| Mar 1, 1919 | 8.12 |
| Feb 1, 1919 | 7.88 |
| Jan 1, 1919 | 7.85 |
| Dec 1, 1918 | 7.90 |
| Nov 1, 1918 | 8.06 |
| Oct 1, 1918 | 7.86 |
| Sep 1, 1918 | 7.54 |
| Aug 1, 1918 | 7.58 |
| Jul 1, 1918 | 7.51 |
| Jun 1, 1918 | 7.45 |
| May 1, 1918 | 7.44 |
| Apr 1, 1918 | 7.21 |
| Mar 1, 1918 | 7.28 |
| Feb 1, 1918 | 7.43 |
| Jan 1, 1918 | 7.21 |
| Dec 1, 1917 | 6.80 |
| Nov 1, 1917 | 7.04 |
| Oct 1, 1917 | 7.68 |
| Sep 1, 1917 | 8.12 |
| Aug 1, 1917 | 8.53 |
| Jul 1, 1917 | 8.79 |
| Jun 1, 1917 | 9.04 |
| May 1, 1917 | 8.86 |
| Apr 1, 1917 | 9.17 |
| Mar 1, 1917 | 9.31 |
| Feb 1, 1917 | 9.03 |
| Jan 1, 1917 | 9.57 |
| Dec 1, 1916 | 9.80 |
| Nov 1, 1916 | 10.21 |
| Oct 1, 1916 | 9.98 |
| Sep 1, 1916 | 9.68 |
| Aug 1, 1916 | 9.30 |
| Jul 1, 1916 | 9.23 |
| Jun 1, 1916 | 9.36 |
| May 1, 1916 | 9.27 |
| Apr 1, 1916 | 9.07 |
| Mar 1, 1916 | 9.17 |
| Feb 1, 1916 | 9.20 |
| Jan 1, 1916 | 9.33 |
| Dec 1, 1915 | 9.48 |
| Nov 1, 1915 | 9.46 |
| Oct 1, 1915 | 9.14 |
| Sep 1, 1915 | 8.66 |
| Aug 1, 1915 | 8.35 |
| Jul 1, 1915 | 8.01 |
| Jun 1, 1915 | 8.04 |
| May 1, 1915 | 7.95 |
| Apr 1, 1915 | 8.14 |
| Mar 1, 1915 | 7.57 |
| Feb 1, 1915 | 7.38 |
| Jan 1, 1915 | 7.48 |
| Dec 1, 1914 | 7.35 |
| Nov 1, 1914 | 7.68 |
| Oct 1, 1914 | 7.68 |
| Sep 1, 1914 | 7.68 |
| Aug 1, 1914 | 7.68 |
| Jul 1, 1914 | 7.68 |
| Jun 1, 1914 | 8.13 |
| May 1, 1914 | 8.17 |
| Apr 1, 1914 | 8.12 |
| Mar 1, 1914 | 8.32 |
| Feb 1, 1914 | 8.48 |
| Jan 1, 1914 | 8.37 |
| Dec 1, 1913 | 8.04 |
| Nov 1, 1913 | 8.05 |
| Oct 1, 1913 | 8.26 |
| Sep 1, 1913 | 8.53 |
| Aug 1, 1913 | 8.45 |
| Jul 1, 1913 | 8.23 |
| Jun 1, 1913 | 8.12 |
| May 1, 1913 | 8.55 |
| Apr 1, 1913 | 8.79 |
| Mar 1, 1913 | 8.80 |
| Feb 1, 1913 | 8.97 |
| Jan 1, 1913 | 9.30 |
| Dec 1, 1912 | 9.38 |
| Nov 1, 1912 | 9.73 |
| Oct 1, 1912 | 9.84 |
| Sep 1, 1912 | 9.86 |
| Aug 1, 1912 | 9.81 |
| Jul 1, 1912 | 9.59 |
| Jun 1, 1912 | 9.58 |
| May 1, 1912 | 9.58 |
| Apr 1, 1912 | 9.59 |
| Mar 1, 1912 | 9.30 |
| Feb 1, 1912 | 9.04 |
| Jan 1, 1912 | 9.12 |
| Dec 1, 1911 | 9.11 |
| Nov 1, 1911 | 9.07 |
| Oct 1, 1911 | 8.72 |
| Sep 1, 1911 | 8.67 |
| Aug 1, 1911 | 9.17 |
| Jul 1, 1911 | 9.63 |
| Jun 1, 1911 | 9.67 |
| May 1, 1911 | 9.48 |
| Apr 1, 1911 | 9.28 |
| Mar 1, 1911 | 9.32 |
| Feb 1, 1911 | 9.43 |
| Jan 1, 1911 | 9.27 |
| Dec 1, 1910 | 9.05 |
| Nov 1, 1910 | 9.31 |
| Oct 1, 1910 | 9.32 |
| Sep 1, 1910 | 8.91 |
| Aug 1, 1910 | 8.85 |
| Jul 1, 1910 | 8.64 |
| Jun 1, 1910 | 9.10 |
| May 1, 1910 | 9.56 |
| Apr 1, 1910 | 9.72 |
| Mar 1, 1910 | 9.96 |
| Feb 1, 1910 | 9.72 |
| Jan 1, 1910 | 10.08 |
| Dec 1, 1909 | 10.30 |
| Nov 1, 1909 | 10.18 |
| Oct 1, 1909 | 10.23 |
| Sep 1, 1909 | 10.19 |
| Aug 1, 1909 | 10.18 |
| Jul 1, 1909 | 9.94 |
| Jun 1, 1909 | 9.80 |
| May 1, 1909 | 9.63 |
| Apr 1, 1909 | 9.32 |
| Mar 1, 1909 | 8.92 |
| Feb 1, 1909 | 8.80 |
| Jan 1, 1909 | 9.06 |
| Dec 1, 1908 | 9.03 |
| Nov 1, 1908 | 8.83 |
| Oct 1, 1908 | 8.27 |
| Sep 1, 1908 | 8.17 |
| Aug 1, 1908 | 8.26 |
| Jul 1, 1908 | 7.92 |
| Jun 1, 1908 | 7.64 |
| May 1, 1908 | 7.63 |
| Apr 1, 1908 | 7.24 |
| Mar 1, 1908 | 6.87 |
| Feb 1, 1908 | 6.60 |
| Jan 1, 1908 | 6.85 |
| Dec 1, 1907 | 6.57 |
| Nov 1, 1907 | 6.25 |
| Oct 1, 1907 | 6.64 |
| Sep 1, 1907 | 7.45 |
| Aug 1, 1907 | 7.53 |
| Jul 1, 1907 | 8.14 |
| Jun 1, 1907 | 7.84 |
| May 1, 1907 | 8.10 |
| Apr 1, 1907 | 8.39 |
| Mar 1, 1907 | 8.35 |
| Feb 1, 1907 | 9.26 |
| Jan 1, 1907 | 9.56 |
| Dec 1, 1906 | 9.84 |
| Nov 1, 1906 | 9.93 |
| Oct 1, 1906 | 9.73 |
| Sep 1, 1906 | 10.03 |
| Aug 1, 1906 | 9.73 |
| Jul 1, 1906 | 9.06 |
| Jun 1, 1906 | 9.30 |
| May 1, 1906 | 9.18 |
| Apr 1, 1906 | 9.43 |
| Mar 1, 1906 | 9.56 |
| Feb 1, 1906 | 9.80 |
| Jan 1, 1906 | 9.87 |
| Dec 1, 1905 | 9.54 |
| Nov 1, 1905 | 9.31 |
| Oct 1, 1905 | 9.36 |
| Sep 1, 1905 | 9.23 |
| Aug 1, 1905 | 9.20 |
| Jul 1, 1905 | 8.87 |
| Jun 1, 1905 | 8.60 |
| May 1, 1905 | 8.50 |
| Apr 1, 1905 | 8.94 |
| Mar 1, 1905 | 9.05 |
| Feb 1, 1905 | 8.80 |
| Jan 1, 1905 | 8.43 |
| Dec 1, 1904 | 8.25 |
| Nov 1, 1904 | 8.17 |
| Oct 1, 1904 | 7.75 |
| Sep 1, 1904 | 7.32 |
| Aug 1, 1904 | 7.01 |
| Jul 1, 1904 | 6.78 |
| Jun 1, 1904 | 6.51 |
| May 1, 1904 | 6.50 |
| Apr 1, 1904 | 6.64 |
| Mar 1, 1904 | 6.48 |
| Feb 1, 1904 | 6.50 |
| Jan 1, 1904 | 6.68 |
| Dec 1, 1903 | 6.57 |
| Nov 1, 1903 | 6.28 |
| Oct 1, 1903 | 6.26 |
| Sep 1, 1903 | 6.47 |
| Aug 1, 1903 | 6.63 |
| Jul 1, 1903 | 6.85 |
| Jun 1, 1903 | 7.18 |
| May 1, 1903 | 7.60 |
| Apr 1, 1903 | 7.75 |
| Mar 1, 1903 | 8.08 |
| Feb 1, 1903 | 8.41 |
| Jan 1, 1903 | 8.46 |
| Dec 1, 1902 | 8.05 |
| Nov 1, 1902 | 8.24 |
| Oct 1, 1902 | 8.57 |
| Sep 1, 1902 | 8.85 |
| Aug 1, 1902 | 8.83 |
| Jul 1, 1902 | 8.60 |
| Jun 1, 1902 | 8.41 |
| May 1, 1902 | 8.46 |
| Apr 1, 1902 | 8.48 |
| Mar 1, 1902 | 8.20 |
| Feb 1, 1902 | 8.19 |
| Jan 1, 1902 | 8.12 |
| Dec 1, 1901 | 7.95 |
| Nov 1, 1901 | 8.08 |
| Oct 1, 1901 | 7.91 |
| Sep 1, 1901 | 8.00 |
| Aug 1, 1901 | 8.04 |
| Jul 1, 1901 | 7.93 |
| Jun 1, 1901 | 8.50 |
| May 1, 1901 | 7.73 |
| Apr 1, 1901 | 8.14 |
| Mar 1, 1901 | 7.51 |
| Feb 1, 1901 | 7.25 |
| Jan 1, 1901 | 7.07 |
| Dec 1, 1900 | 6.87 |
| Nov 1, 1900 | 6.48 |
| Oct 1, 1900 | 6.01 |
| Sep 1, 1900 | 5.80 |
| Aug 1, 1900 | 5.94 |
| Jul 1, 1900 | 5.86 |
| Jun 1, 1900 | 5.86 |
| May 1, 1900 | 6.04 |
| Apr 1, 1900 | 6.34 |
| Mar 1, 1900 | 6.26 |
| Feb 1, 1900 | 6.21 |
| Jan 1, 1900 | 6.10 |
| Dec 1, 1899 | 6.02 |
| Nov 1, 1899 | 6.46 |
| Oct 1, 1899 | 6.34 |
| Sep 1, 1899 | 6.37 |
| Aug 1, 1899 | 6.44 |
| Jul 1, 1899 | 6.28 |
| Jun 1, 1899 | 6.07 |
| May 1, 1899 | 6.21 |
| Apr 1, 1899 | 6.48 |
| Mar 1, 1899 | 6.40 |
| Feb 1, 1899 | 6.31 |
| Jan 1, 1899 | 6.08 |
| Dec 1, 1898 | 5.65 |
| Nov 1, 1898 | 5.32 |
| Oct 1, 1898 | 5.15 |
| Sep 1, 1898 | 5.26 |
| Aug 1, 1898 | 5.27 |
| Jul 1, 1898 | 5.08 |
| Jun 1, 1898 | 5.06 |
| May 1, 1898 | 4.87 |
| Apr 1, 1898 | 4.57 |
| Mar 1, 1898 | 4.65 |
| Feb 1, 1898 | 4.87 |
| Jan 1, 1898 | 4.88 |
| Dec 1, 1897 | 4.75 |
| Nov 1, 1897 | 4.65 |
| Oct 1, 1897 | 4.82 |
| Sep 1, 1897 | 4.98 |
| Aug 1, 1897 | 4.75 |
| Jul 1, 1897 | 4.46 |
| Jun 1, 1897 | 4.27 |
| May 1, 1897 | 4.08 |
| Apr 1, 1897 | 4.06 |
| Mar 1, 1897 | 4.19 |
| Feb 1, 1897 | 4.18 |
| Jan 1, 1897 | 4.22 |
| Dec 1, 1896 | 4.22 |
| Nov 1, 1896 | 4.38 |
| Oct 1, 1896 | 4.10 |
| Sep 1, 1896 | 4.01 |
| Aug 1, 1896 | 3.81 |
| Jul 1, 1896 | 4.04 |
| Jun 1, 1896 | 4.32 |
| May 1, 1896 | 4.40 |
| Apr 1, 1896 | 4.42 |
| Mar 1, 1896 | 4.38 |
| Feb 1, 1896 | 4.45 |
| Jan 1, 1896 | 4.27 |
| Dec 1, 1895 | 4.32 |
| Nov 1, 1895 | 4.59 |
| Oct 1, 1895 | 4.75 |
| Sep 1, 1895 | 4.82 |
| Aug 1, 1895 | 4.79 |
| Jul 1, 1895 | 4.72 |
| Jun 1, 1895 | 4.70 |
| May 1, 1895 | 4.61 |
| Apr 1, 1895 | 4.37 |
| Mar 1, 1895 | 4.19 |
| Feb 1, 1895 | 4.19 |
| Jan 1, 1895 | 4.25 |
| Dec 1, 1894 | 4.30 |
| Nov 1, 1894 | 4.34 |
| Oct 1, 1894 | 4.34 |
| Sep 1, 1894 | 4.48 |
| Aug 1, 1894 | 4.41 |
| Jul 1, 1894 | 4.25 |
| Jun 1, 1894 | 4.34 |
| May 1, 1894 | 4.40 |
| Apr 1, 1894 | 4.57 |
| Mar 1, 1894 | 4.51 |
| Feb 1, 1894 | 4.38 |
| Jan 1, 1894 | 4.32 |
| Dec 1, 1893 | 4.41 |
| Nov 1, 1893 | 4.57 |
| Oct 1, 1893 | 4.50 |
| Sep 1, 1893 | 4.37 |
| Aug 1, 1893 | 4.08 |
| Jul 1, 1893 | 4.18 |
| Jun 1, 1893 | 4.61 |
| May 1, 1893 | 4.84 |
| Apr 1, 1893 | 5.31 |
| Mar 1, 1893 | 5.31 |
| Feb 1, 1893 | 5.51 |
| Jan 1, 1893 | 5.61 |
| Dec 1, 1892 | 5.51 |
| Nov 1, 1892 | 5.57 |
| Oct 1, 1892 | 5.59 |
| Sep 1, 1892 | 5.48 |
| Aug 1, 1892 | 5.62 |
| Jul 1, 1892 | 5.54 |
| Jun 1, 1892 | 5.54 |
| May 1, 1892 | 5.57 |
| Apr 1, 1892 | 5.57 |
| Mar 1, 1892 | 5.58 |
| Feb 1, 1892 | 5.52 |
| Jan 1, 1892 | 5.51 |
| Dec 1, 1891 | 5.41 |
| Nov 1, 1891 | 5.25 |
| Oct 1, 1891 | 5.33 |
| Sep 1, 1891 | 5.33 |
| Aug 1, 1891 | 4.93 |
| Jul 1, 1891 | 4.77 |
| Jun 1, 1891 | 4.85 |
| May 1, 1891 | 4.95 |
| Apr 1, 1891 | 4.97 |
| Mar 1, 1891 | 4.81 |
| Feb 1, 1891 | 4.90 |
| Jan 1, 1891 | 4.84 |
| Dec 1, 1890 | 4.60 |
| Nov 1, 1890 | 4.71 |
| Oct 1, 1890 | 5.08 |
| Sep 1, 1890 | 5.32 |
| Aug 1, 1890 | 5.41 |
| Jul 1, 1890 | 5.54 |
| Jun 1, 1890 | 5.58 |
| May 1, 1890 | 5.62 |
| Apr 1, 1890 | 5.39 |
| Mar 1, 1890 | 5.28 |
| Feb 1, 1890 | 5.32 |
| Jan 1, 1890 | 5.38 |
| Dec 1, 1889 | 5.32 |
| Nov 1, 1889 | 5.35 |
| Oct 1, 1889 | 5.40 |
| Sep 1, 1889 | 5.50 |
| Aug 1, 1889 | 5.37 |
| Jul 1, 1889 | 5.30 |
| Jun 1, 1889 | 5.41 |
| May 1, 1889 | 5.32 |
| Apr 1, 1889 | 5.18 |
| Mar 1, 1889 | 5.19 |
| Feb 1, 1889 | 5.30 |
| Jan 1, 1889 | 5.24 |
| Dec 1, 1888 | 5.14 |
| Nov 1, 1888 | 5.24 |
| Oct 1, 1888 | 5.35 |
| Sep 1, 1888 | 5.38 |
| Aug 1, 1888 | 5.25 |
| Jul 1, 1888 | 5.14 |
| Jun 1, 1888 | 5.01 |
| May 1, 1888 | 5.17 |
| Apr 1, 1888 | 5.10 |
| Mar 1, 1888 | 5.08 |
| Feb 1, 1888 | 5.28 |
| Jan 1, 1888 | 5.31 |
| Dec 1, 1887 | 5.27 |
| Nov 1, 1887 | 5.30 |
| Oct 1, 1887 | 5.20 |
| Sep 1, 1887 | 5.38 |
| Aug 1, 1887 | 5.45 |
| Jul 1, 1887 | 5.59 |
| Jun 1, 1887 | 5.73 |
| May 1, 1887 | 5.90 |
| Apr 1, 1887 | 5.80 |
| Mar 1, 1887 | 5.67 |
| Feb 1, 1887 | 5.54 |
| Jan 1, 1887 | 5.58 |
| Dec 1, 1886 | 5.64 |
| Nov 1, 1886 | 5.79 |
| Oct 1, 1886 | 5.65 |
| Sep 1, 1886 | 5.51 |
| Aug 1, 1886 | 5.37 |
| Jul 1, 1886 | 5.33 |
| Jun 1, 1886 | 5.25 |
| May 1, 1886 | 5.02 |
| Apr 1, 1886 | 5.12 |
| Mar 1, 1886 | 5.19 |
| Feb 1, 1886 | 5.30 |
| Jan 1, 1886 | 5.20 |
| Dec 1, 1885 | 5.20 |
| Nov 1, 1885 | 5.24 |
| Oct 1, 1885 | 4.92 |
| Sep 1, 1885 | 4.65 |
| Aug 1, 1885 | 4.71 |
| Jul 1, 1885 | 4.46 |
| Jun 1, 1885 | 4.30 |
| May 1, 1885 | 4.32 |
| Apr 1, 1885 | 4.37 |
| Mar 1, 1885 | 4.38 |
| Feb 1, 1885 | 4.37 |
| Jan 1, 1885 | 4.24 |
| Dec 1, 1884 | 4.34 |
| Nov 1, 1884 | 4.35 |
| Oct 1, 1884 | 4.44 |
| Sep 1, 1884 | 4.59 |
| Aug 1, 1884 | 4.74 |
| Jul 1, 1884 | 4.46 |
| Jun 1, 1884 | 4.46 |
| May 1, 1884 | 4.65 |
| Apr 1, 1884 | 5.06 |
| Mar 1, 1884 | 5.30 |
| Feb 1, 1884 | 5.32 |
| Jan 1, 1884 | 5.18 |
| Dec 1, 1883 | 5.34 |
| Nov 1, 1883 | 5.46 |
| Oct 1, 1883 | 5.38 |
| Sep 1, 1883 | 5.53 |
| Aug 1, 1883 | 5.47 |
| Jul 1, 1883 | 5.73 |
| Jun 1, 1883 | 5.82 |
| May 1, 1883 | 5.77 |
| Apr 1, 1883 | 5.87 |
| Mar 1, 1883 | 5.75 |
| Feb 1, 1883 | 5.68 |
| Jan 1, 1883 | 5.81 |
| Dec 1, 1882 | 5.84 |
| Nov 1, 1882 | 5.81 |
| Oct 1, 1882 | 6.07 |
| Sep 1, 1882 | 6.24 |
| Aug 1, 1882 | 6.18 |
| Jul 1, 1882 | 6.00 |
| Jun 1, 1882 | 5.68 |
| May 1, 1882 | 5.71 |
| Apr 1, 1882 | 5.78 |
| Mar 1, 1882 | 5.78 |
| Feb 1, 1882 | 5.79 |
| Jan 1, 1882 | 5.92 |
| Dec 1, 1881 | 6.01 |
| Nov 1, 1881 | 6.19 |
| Oct 1, 1881 | 6.15 |
| Sep 1, 1881 | 6.25 |
| Aug 1, 1881 | 6.20 |
| Jul 1, 1881 | 6.35 |
| Jun 1, 1881 | 6.58 |
| May 1, 1881 | 6.50 |
| Apr 1, 1881 | 6.22 |
| Mar 1, 1881 | 6.24 |
| Feb 1, 1881 | 6.17 |
| Jan 1, 1881 | 6.19 |
| Dec 1, 1880 | 5.84 |
| Nov 1, 1880 | 5.61 |
| Oct 1, 1880 | 5.33 |
| Sep 1, 1880 | 5.18 |
| Aug 1, 1880 | 5.19 |
| Jul 1, 1880 | 5.01 |
| Jun 1, 1880 | 4.79 |
| May 1, 1880 | 4.77 |
| Apr 1, 1880 | 5.18 |
| Mar 1, 1880 | 5.30 |
| Feb 1, 1880 | 5.20 |
| Jan 1, 1880 | 5.11 |
| Dec 1, 1879 | 4.92 |
| Nov 1, 1879 | 4.93 |
| Oct 1, 1879 | 4.68 |
| Sep 1, 1879 | 4.22 |
| Aug 1, 1879 | 4.07 |
| Jul 1, 1879 | 4.04 |
| Jun 1, 1879 | 3.96 |
| May 1, 1879 | 3.94 |
| Apr 1, 1879 | 3.77 |
| Mar 1, 1879 | 3.65 |
| Feb 1, 1879 | 3.71 |
| Jan 1, 1879 | 3.58 |
| Dec 1, 1878 | 3.45 |
| Nov 1, 1878 | 3.47 |
| Oct 1, 1878 | 3.48 |
| Sep 1, 1878 | 3.52 |
| Aug 1, 1878 | 3.45 |
| Jul 1, 1878 | 3.48 |
| Jun 1, 1878 | 3.41 |
| May 1, 1878 | 3.34 |
| Apr 1, 1878 | 3.33 |
| Mar 1, 1878 | 3.24 |
| Feb 1, 1878 | 3.18 |
| Jan 1, 1878 | 3.25 |
| Dec 1, 1877 | 3.25 |
| Nov 1, 1877 | 3.26 |
| Oct 1, 1877 | 3.31 |
| Sep 1, 1877 | 3.24 |
| Aug 1, 1877 | 3.05 |
| Jul 1, 1877 | 2.85 |
| Jun 1, 1877 | 2.73 |
| May 1, 1877 | 2.94 |
| Apr 1, 1877 | 2.94 |
| Mar 1, 1877 | 3.17 |
| Feb 1, 1877 | 3.34 |
| Jan 1, 1877 | 3.55 |
| Dec 1, 1876 | 3.58 |
| Nov 1, 1876 | 3.60 |
| Oct 1, 1876 | 3.67 |
| Sep 1, 1876 | 3.69 |
| Aug 1, 1876 | 3.93 |
| Jul 1, 1876 | 4.10 |
| Jun 1, 1876 | 4.15 |
| May 1, 1876 | 4.18 |
| Apr 1, 1876 | 4.34 |
| Mar 1, 1876 | 4.51 |
| Feb 1, 1876 | 4.52 |
| Jan 1, 1876 | 4.46 |
| Dec 1, 1875 | 4.37 |
| Nov 1, 1875 | 4.37 |
| Oct 1, 1875 | 4.30 |
| Sep 1, 1875 | 4.37 |
| Aug 1, 1875 | 4.41 |
| Jul 1, 1875 | 4.39 |
| Jun 1, 1875 | 4.38 |
| May 1, 1875 | 4.47 |
| Apr 1, 1875 | 4.65 |
| Mar 1, 1875 | 4.59 |
| Feb 1, 1875 | 4.53 |
| Jan 1, 1875 | 4.54 |
| Dec 1, 1874 | 4.54 |
| Nov 1, 1874 | 4.57 |
| Oct 1, 1874 | 4.53 |
| Sep 1, 1874 | 4.54 |
| Aug 1, 1874 | 4.47 |
| Jul 1, 1874 | 4.46 |
| Jun 1, 1874 | 4.46 |
| May 1, 1874 | 4.48 |
| Apr 1, 1874 | 4.60 |
| Mar 1, 1874 | 4.73 |
| Feb 1, 1874 | 4.80 |
| Jan 1, 1874 | 4.66 |
| Dec 1, 1873 | 4.42 |
| Nov 1, 1873 | 4.04 |
| Oct 1, 1873 | 4.19 |
| Sep 1, 1873 | 4.59 |
| Aug 1, 1873 | 4.97 |
| Jul 1, 1873 | 4.97 |
| Jun 1, 1873 | 4.98 |
| May 1, 1873 | 5.05 |
| Apr 1, 1873 | 5.04 |
| Mar 1, 1873 | 5.11 |
| Feb 1, 1873 | 5.15 |
| Jan 1, 1873 | 5.11 |
| Dec 1, 1872 | 5.07 |
| Nov 1, 1872 | 4.95 |
| Oct 1, 1872 | 4.97 |
| Sep 1, 1872 | 4.95 |
| Aug 1, 1872 | 5.04 |
| Jul 1, 1872 | 5.10 |
| Jun 1, 1872 | 5.13 |
| May 1, 1872 | 5.18 |
| Apr 1, 1872 | 5.18 |
| Mar 1, 1872 | 5.04 |
| Feb 1, 1872 | 4.88 |
| Jan 1, 1872 | 4.86 |
| Dec 1, 1871 | 4.74 |
| Nov 1, 1871 | 4.64 |
| Oct 1, 1871 | 4.59 |
| Sep 1, 1871 | 4.84 |
| Aug 1, 1871 | 4.79 |
| Jul 1, 1871 | 4.73 |
| Jun 1, 1871 | 4.82 |
| May 1, 1871 | 4.86 |
| Apr 1, 1871 | 4.74 |
| Mar 1, 1871 | 4.61 |
| Feb 1, 1871 | 4.50 |
| Jan 1, 1871 | 4.44 |
S&P 500 historical prices. Prices are not inflation-adjusted.
For inflation-adjusted comparison, see
Inflation Adjusted S&P 500.
Other than the current price, all prices are monthly average closing prices.
-
Sources:
- Standard & Poor’s
- Robert Shiller
and his book Irrational Exuberance
for historic S&P 500 prices, and historic CPIs.
for historic S&P 500 prices, and historic