Date Value Value
Sep 26, 2016 0.87%
Sep 1, 2016 0.91%
Aug 1, 2016 0.85%
Jul 1, 2016 0.79%
Jun 1, 2016 0.86%
May 1, 2016 0.97%
Apr 1, 2016 0.92%
Mar 1, 2016 1.04%
Feb 1, 2016 0.90%
Jan 1, 2016 1.14%
Dec 1, 2015 1.28%
Nov 1, 2015 1.20%
Oct 1, 2015 0.93%
Sep 1, 2015 1.01%
Aug 1, 2015 1.03%
Jul 1, 2015 1.03%
Jun 1, 2015 1.06%
May 1, 2015 0.98%
Apr 1, 2015 0.87%
Mar 1, 2015 1.02%
Feb 1, 2015 0.99%
Jan 1, 2015 0.90%
Dec 1, 2014 1.06%
Nov 1, 2014 0.97%
Oct 1, 2014 0.88%
Sep 1, 2014 1.05%
Aug 1, 2014 0.93%
Jul 1, 2014 0.97%
Jun 1, 2014 0.90%
May 1, 2014 0.83%
Apr 1, 2014 0.88%
Mar 1, 2014 0.82%
Feb 1, 2014 0.69%
Jan 1, 2014 0.78%
Dec 1, 2013 0.69%
Nov 1, 2013 0.58%
Oct 1, 2013 0.63%
Sep 1, 2013 0.78%
Aug 1, 2013 0.70%
Jul 1, 2013 0.64%
Jun 1, 2013 0.58%
May 1, 2013 0.40%
Apr 1, 2013 0.34%
Mar 1, 2013 0.39%
Feb 1, 2013 0.40%
Jan 1, 2013 0.39%
Dec 1, 2012 0.35%
Nov 1, 2012 0.36%
Oct 1, 2012 0.37%
Sep 1, 2012 0.34%
Aug 1, 2012 0.37%
Jul 1, 2012 0.33%
Jun 1, 2012 0.39%
May 1, 2012 0.39%
Apr 1, 2012 0.43%
Mar 1, 2012 0.51%
Feb 1, 2012 0.38%
Jan 1, 2012 0.36%
Dec 1, 2011 0.39%
Nov 1, 2011 0.39%
Oct 1, 2011 0.47%
Sep 1, 2011 0.35%
Aug 1, 2011 0.38%
Jul 1, 2011 0.68%
Jun 1, 2011 0.71%
May 1, 2011 0.94%
Apr 1, 2011 1.21%
Mar 1, 2011 1.17%
Feb 1, 2011 1.28%
Jan 1, 2011 1.03%
Dec 1, 2010 0.99%
Nov 1, 2010 0.67%
Oct 1, 2010 0.57%
Sep 1, 2010 0.74%
Aug 1, 2010 0.78%
Jul 1, 2010 0.98%
Jun 1, 2010 1.17%
May 1, 2010 1.32%
Apr 1, 2010 1.64%
Mar 1, 2010 1.51%
Feb 1, 2010 1.40%
Jan 1, 2010 1.49%
Dec 1, 2009 1.38%
Nov 1, 2009 1.32%
Oct 1, 2009 1.46%
Sep 1, 2009 1.48%
Aug 1, 2009 1.65%
Jul 1, 2009 1.55%
Jun 1, 2009 1.76%
May 1, 2009 1.39%
Apr 1, 2009 1.32%
Mar 1, 2009 1.31%
Feb 1, 2009 1.37%
Jan 1, 2009 1.13%
Dec 1, 2008 1.07%
Nov 1, 2008 1.51%
Oct 1, 2008 1.86%
Sep 1, 2008 2.32%
Aug 1, 2008 2.70%
Jul 1, 2008 2.87%
Jun 1, 2008 3.08%
May 1, 2008 2.69%
Apr 1, 2008 2.23%
Mar 1, 2008 1.80%
Feb 1, 2008 2.19%
Jan 1, 2008 2.51%
Dec 1, 2007 3.13%
Nov 1, 2007 3.35%
Oct 1, 2007 4.01%
Sep 1, 2007 4.06%
Aug 1, 2007 4.34%
Jul 1, 2007 4.82%
Jun 1, 2007 5.00%
May 1, 2007 4.69%
Apr 1, 2007 4.60%
Mar 1, 2007 4.51%
Feb 1, 2007 4.75%
Jan 1, 2007 4.79%
Dec 1, 2006 4.58%
Nov 1, 2006 4.64%
Oct 1, 2006 4.72%
Sep 1, 2006 4.69%
Aug 1, 2006 4.85%
Jul 1, 2006 5.07%
Jun 1, 2006 5.09%
May 1, 2006 4.97%
Apr 1, 2006 4.89%
Mar 1, 2006 4.74%
Feb 1, 2006 4.64%
Jan 1, 2006 4.35%
Dec 1, 2005 4.39%
Nov 1, 2005 4.43%
Oct 1, 2005 4.29%
Sep 1, 2005 3.96%
Aug 1, 2005 4.08%
Jul 1, 2005 3.91%
Jun 1, 2005 3.69%
May 1, 2005 3.72%
Apr 1, 2005 3.79%
Mar 1, 2005 3.91%
Feb 1, 2005 3.54%
Jan 1, 2005 3.39%
Dec 1, 2004 3.21%
Nov 1, 2004 3.09%
Oct 1, 2004 2.85%
Sep 1, 2004 2.83%
Aug 1, 2004 2.88%
Jul 1, 2004 3.05%
Jun 1, 2004 3.26%
May 1, 2004 3.10%
Apr 1, 2004 2.57%
Mar 1, 2004 2.00%
Feb 1, 2004 2.25%
Jan 1, 2004 2.27%
Dec 1, 2003 2.44%
Nov 1, 2003 2.45%
Oct 1, 2003 2.26%
Sep 1, 2003 2.23%
Aug 1, 2003 2.44%
Jul 1, 2003 1.93%
Jun 1, 2003 1.51%
May 1, 2003 1.75%
Apr 1, 2003 2.06%
Mar 1, 2003 1.98%
Feb 1, 2003 2.05%
Jan 1, 2003 2.18%
Dec 1, 2002 2.23%
Nov 1, 2002 2.32%
Oct 1, 2002 2.25%
Sep 1, 2002 2.32%
Aug 1, 2002 2.52%
Jul 1, 2002 3.01%
Jun 1, 2002 3.49%
May 1, 2002 3.80%
Apr 1, 2002 4.01%
Mar 1, 2002 4.14%
Feb 1, 2002 3.55%
Jan 1, 2002 3.56%
Dec 1, 2001 3.62%
Nov 1, 2001 3.22%
Oct 1, 2001 3.14%
Sep 1, 2001 3.45%
Aug 1, 2001 4.04%
Jul 1, 2001 4.31%
Jun 1, 2001 4.35%
May 1, 2001 4.51%
Apr 1, 2001 4.42%
Mar 1, 2001 4.43%
Feb 1, 2001 4.71%
Jan 1, 2001 4.77%
Dec 1, 2000 5.26%
Nov 1, 2000 5.79%
Oct 1, 2000 5.85%
Sep 1, 2000 6.02%
Aug 1, 2000 6.17%
Jul 1, 2000 6.28%
Jun 1, 2000 6.43%
May 1, 2000 6.77%
Apr 1, 2000 6.36%
Mar 1, 2000 6.53%
Feb 1, 2000 6.65%
Jan 1, 2000 6.49%
Dec 1, 1999 6.14%
Nov 1, 1999 5.92%
Oct 1, 1999 5.94%
Sep 1, 1999 5.75%
Aug 1, 1999 5.77%
Jul 1, 1999 5.62%
Jun 1, 1999 5.70%
May 1, 1999 5.33%
Apr 1, 1999 5.03%
Mar 1, 1999 5.11%
Feb 1, 1999 4.90%
Jan 1, 1999 4.61%
Dec 1, 1998 4.48%
Nov 1, 1998 4.57%
Oct 1, 1998 4.18%
Sep 1, 1998 4.62%
Aug 1, 1998 5.24%
Jul 1, 1998 5.47%
Jun 1, 1998 5.52%
May 1, 1998 5.61%
Apr 1, 1998 5.58%
Mar 1, 1998 5.57%
Feb 1, 1998 5.43%
Jan 1, 1998 5.37%
Dec 1, 1997 5.74%
Nov 1, 1997 5.75%
Oct 1, 1997 5.84%
Sep 1, 1997 5.98%
Aug 1, 1997 6.06%
Jul 1, 1997 6.00%
Jun 1, 1997 6.24%
May 1, 1997 6.42%
Apr 1, 1997 6.60%
Mar 1, 1997 6.38%
Feb 1, 1997 6.03%
Jan 1, 1997 6.16%
Dec 1, 1996 5.91%
Nov 1, 1996 5.82%
Oct 1, 1996 6.08%
Sep 1, 1996 6.41%
Aug 1, 1996 6.21%
Jul 1, 1996 6.45%
Jun 1, 1996 6.48%
May 1, 1996 6.27%
Apr 1, 1996 6.11%
Mar 1, 1996 5.79%
Feb 1, 1996 5.14%
Jan 1, 1996 5.20%
Dec 1, 1995 5.39%
Nov 1, 1995 5.57%
Oct 1, 1995 5.77%
Sep 1, 1995 5.89%
Aug 1, 1995 6.10%
Jul 1, 1995 5.89%
Jun 1, 1995 5.80%
May 1, 1995 6.27%
Apr 1, 1995 6.68%
Mar 1, 1995 6.89%
Feb 1, 1995 7.25%
Jan 1, 1995 7.66%
Dec 1, 1994 7.71%
Nov 1, 1994 7.44%
Oct 1, 1994 7.04%
Sep 1, 1994 6.69%
Aug 1, 1994 6.50%
Jul 1, 1994 6.48%
Jun 1, 1994 6.27%
May 1, 1994 6.34%
Apr 1, 1994 5.99%
Mar 1, 1994 5.40%
Feb 1, 1994 4.83%
Jan 1, 1994 4.48%
Dec 1, 1993 4.54%
Nov 1, 1993 4.50%
Oct 1, 1993 4.18%
Sep 1, 1993 4.17%
Aug 1, 1993 4.36%
Jul 1, 1993 4.43%
Jun 1, 1993 4.53%
May 1, 1993 4.40%
Apr 1, 1993 4.30%
Mar 1, 1993 4.40%
Feb 1, 1993 4.58%
Jan 1, 1993 4.93%
Dec 1, 1992 5.21%
Nov 1, 1992 5.14%
Oct 1, 1992 4.64%
Sep 1, 1992 4.42%
Aug 1, 1992 4.72%
Jul 1, 1992 4.91%
Jun 1, 1992 5.60%
May 1, 1992 5.81%
Apr 1, 1992 5.93%
Mar 1, 1992 6.18%
Feb 1, 1992 5.72%
Jan 1, 1992 5.40%
Dec 1, 1991 5.39%
Nov 1, 1991 5.90%
Oct 1, 1991 6.23%
Sep 1, 1991 6.50%
Aug 1, 1991 6.80%
Jul 1, 1991 7.38%
Jun 1, 1991 7.39%
May 1, 1991 7.12%
Apr 1, 1991 7.23%
Mar 1, 1991 7.35%
Feb 1, 1991 7.08%
Jan 1, 1991 7.38%
Dec 1, 1990 7.47%
Nov 1, 1990 7.74%
Oct 1, 1990 8.07%
Sep 1, 1990 8.27%
Aug 1, 1990 8.22%
Jul 1, 1990 8.26%
Jun 1, 1990 8.40%
May 1, 1990 8.69%
Apr 1, 1990 8.78%
Mar 1, 1990 8.63%
Feb 1, 1990 8.39%
Jan 1, 1990 8.13%