| Date | Value |
|---|---|
| Apr 19, 2024 | 4.83% |
| Apr 1, 2024 | 4.58% |
| Mar 1, 2024 | 4.46% |
| Feb 1, 2024 | 4.49% |
| Jan 1, 2024 | 4.39% |
| Dec 1, 2023 | 4.32% |
| Nov 1, 2023 | 4.84% |
| Oct 1, 2023 | 5.13% |
| Sep 1, 2023 | 4.65% |
| Aug 1, 2023 | 4.46% |
| Jul 1, 2023 | 4.15% |
| Jun 1, 2023 | 4.04% |
| May 1, 2023 | 3.96% |
| Apr 1, 2023 | 3.80% |
| Mar 1, 2023 | 3.94% |
| Feb 1, 2023 | 3.95% |
| Jan 1, 2023 | 3.81% |
| Dec 1, 2022 | 3.87% |
| Nov 1, 2022 | 4.22% |
| Oct 1, 2022 | 4.28% |
| Sep 1, 2022 | 3.82% |
| Aug 1, 2022 | 3.35% |
| Jul 1, 2022 | 3.35% |
| Jun 1, 2022 | 3.48% |
| May 1, 2022 | 3.26% |
| Apr 1, 2022 | 2.99% |
| Mar 1, 2022 | 2.51% |
| Feb 1, 2022 | 2.31% |
| Jan 1, 2022 | 2.15% |
| Dec 1, 2021 | 1.90% |
| Nov 1, 2021 | 1.97% |
| Oct 1, 2021 | 2.03% |
| Sep 1, 2021 | 1.87% |
| Aug 1, 2021 | 1.83% |
| Jul 1, 2021 | 1.87% |
| Jun 1, 2021 | 2.09% |
| May 1, 2021 | 2.21% |
| Apr 1, 2021 | 2.20% |
| Mar 1, 2021 | 2.24% |
| Feb 1, 2021 | 1.88% |
| Jan 1, 2021 | 1.63% |
| Dec 1, 2020 | 1.47% |
| Nov 1, 2020 | 1.40% |
| Oct 1, 2020 | 1.34% |
| Sep 1, 2020 | 1.21% |
| Aug 1, 2020 | 1.14% |
| Jul 1, 2020 | 1.09% |
| Jun 1, 2020 | 1.27% |
| May 1, 2020 | 1.12% |
| Apr 1, 2020 | 1.06% |
| Mar 1, 2020 | 1.26% |
| Feb 1, 2020 | 1.81% |
| Jan 1, 2020 | 2.07% |
| Dec 1, 2019 | 2.16% |
| Nov 1, 2019 | 2.13% |
| Oct 1, 2019 | 2.00% |
| Sep 1, 2019 | 1.97% |
| Aug 1, 2019 | 1.91% |
| Jul 1, 2019 | 2.36% |
| Jun 1, 2019 | 2.36% |
| May 1, 2019 | 2.63% |
| Apr 1, 2019 | 2.76% |
| Mar 1, 2019 | 2.80% |
| Feb 1, 2019 | 2.87% |
| Jan 1, 2019 | 2.89% |
| Dec 1, 2018 | 2.98% |
| Nov 1, 2018 | 3.27% |
| Oct 1, 2018 | 3.27% |
| Sep 1, 2018 | 3.08% |
| Aug 1, 2018 | 2.97% |
| Jul 1, 2018 | 2.94% |
| Jun 1, 2018 | 2.98% |
| May 1, 2018 | 3.05% |
| Apr 1, 2018 | 2.96% |
| Mar 1, 2018 | 2.97% |
| Feb 1, 2018 | 3.02% |
| Jan 1, 2018 | 2.73% |
| Dec 1, 2017 | 2.60% |
| Nov 1, 2017 | 2.60% |
| Oct 1, 2017 | 2.65% |
| Sep 1, 2017 | 2.53% |
| Aug 1, 2017 | 2.55% |
| Jul 1, 2017 | 2.65% |
| Jun 1, 2017 | 2.54% |
| May 1, 2017 | 2.70% |
| Apr 1, 2017 | 2.67% |
| Mar 1, 2017 | 2.83% |
| Feb 1, 2017 | 2.76% |
| Jan 1, 2017 | 2.75% |
| Dec 1, 2016 | 2.84% |
| Nov 1, 2016 | 2.54% |
| Oct 1, 2016 | 2.17% |
| Sep 1, 2016 | 2.02% |
| Aug 1, 2016 | 1.89% |
| Jul 1, 2016 | 1.82% |
| Jun 1, 2016 | 2.02% |
| May 1, 2016 | 2.22% |
| Apr 1, 2016 | 2.21% |
| Mar 1, 2016 | 2.28% |
| Feb 1, 2016 | 2.20% |
| Jan 1, 2016 | 2.49% |
| Dec 1, 2015 | 2.61% |
| Nov 1, 2015 | 2.69% |
| Oct 1, 2015 | 2.50% |
| Sep 1, 2015 | 2.62% |
| Aug 1, 2015 | 2.55% |
| Jul 1, 2015 | 2.77% |
| Jun 1, 2015 | 2.85% |
| May 1, 2015 | 2.69% |
| Apr 1, 2015 | 2.33% |
| Mar 1, 2015 | 2.41% |
| Feb 1, 2015 | 2.34% |
| Jan 1, 2015 | 2.20% |
| Dec 1, 2014 | 2.55% |
| Nov 1, 2014 | 2.76% |
| Oct 1, 2014 | 2.77% |
| Sep 1, 2014 | 3.01% |
| Aug 1, 2014 | 2.94% |
| Jul 1, 2014 | 3.07% |
| Jun 1, 2014 | 3.15% |
| May 1, 2014 | 3.12% |
| Apr 1, 2014 | 3.27% |
| Mar 1, 2014 | 3.35% |
| Feb 1, 2014 | 3.38% |
| Jan 1, 2014 | 3.52% |
| Dec 1, 2013 | 3.63% |
| Nov 1, 2013 | 3.50% |
| Oct 1, 2013 | 3.38% |
| Sep 1, 2013 | 3.53% |
| Aug 1, 2013 | 3.49% |
| Jul 1, 2013 | 3.31% |
| Jun 1, 2013 | 3.07% |
| May 1, 2013 | 2.73% |
| Apr 1, 2013 | 2.55% |
| Mar 1, 2013 | 2.78% |
| Feb 1, 2013 | 2.78% |
| Jan 1, 2013 | 2.68% |
| Dec 1, 2012 | 2.47% |
| Nov 1, 2012 | 2.39% |
| Oct 1, 2012 | 2.51% |
| Sep 1, 2012 | 2.49% |
| Aug 1, 2012 | 2.40% |
| Jul 1, 2012 | 2.22% |
| Jun 1, 2012 | 2.31% |
| May 1, 2012 | 2.53% |
| Apr 1, 2012 | 2.82% |
| Mar 1, 2012 | 2.94% |
| Feb 1, 2012 | 2.75% |
| Jan 1, 2012 | 2.69% |
| Dec 1, 2011 | 2.67% |
| Nov 1, 2011 | 2.72% |
| Oct 1, 2011 | 2.87% |
| Sep 1, 2011 | 2.83% |
| Aug 1, 2011 | 3.24% |
| Jul 1, 2011 | 3.95% |
| Jun 1, 2011 | 3.91% |
| May 1, 2011 | 4.01% |
| Apr 1, 2011 | 4.28% |
| Mar 1, 2011 | 4.27% |
| Feb 1, 2011 | 4.42% |
| Jan 1, 2011 | 4.28% |
| Dec 1, 2010 | 4.17% |
| Nov 1, 2010 | 3.82% |
| Oct 1, 2010 | 3.52% |
| Sep 1, 2010 | 3.47% |
| Aug 1, 2010 | 3.52% |
| Jul 1, 2010 | 3.80% |
| Jun 1, 2010 | 3.95% |
| May 1, 2010 | 4.11% |
| Apr 1, 2010 | 4.53% |
| Mar 1, 2010 | 4.49% |
| Feb 1, 2010 | 4.48% |
| Jan 1, 2010 | 4.50% |
| Dec 1, 2009 | 4.40% |
| Nov 1, 2009 | 4.24% |
| Oct 1, 2009 | 4.16% |
| Sep 1, 2009 | 4.14% |
| Aug 1, 2009 | 4.33% |
| Jul 1, 2009 | 4.38% |
| Jun 1, 2009 | 4.51% |
| May 1, 2009 | 4.22% |
| Apr 1, 2009 | 3.84% |
| Mar 1, 2009 | 3.78% |
| Feb 1, 2009 | 3.83% |
| Jan 1, 2009 | 3.46% |
| Dec 1, 2008 | 3.18% |
| Nov 1, 2008 | 4.27% |
| Oct 1, 2008 | 4.45% |
| Sep 1, 2008 | 4.32% |
| Aug 1, 2008 | 4.53% |
| Jul 1, 2008 | 4.62% |
| Jun 1, 2008 | 4.74% |
| May 1, 2008 | 4.60% |
| Apr 1, 2008 | 4.44% |
| Mar 1, 2008 | 4.36% |
| Feb 1, 2008 | 4.49% |
| Jan 1, 2008 | 4.35% |
| Dec 1, 2007 | 4.57% |
| Nov 1, 2007 | 4.56% |
| Oct 1, 2007 | 4.83% |
| Sep 1, 2007 | 4.84% |
| Aug 1, 2007 | 5.00% |
| Jul 1, 2007 | 5.19% |
| Jun 1, 2007 | 5.29% |
| May 1, 2007 | 4.98% |
| Apr 1, 2007 | 4.95% |
| Mar 1, 2007 | 4.81% |
| Feb 1, 2007 | 4.93% |
| Jan 1, 2007 | 4.95% |
| Dec 1, 2006 | 4.78% |
| Nov 1, 2006 | 4.78% |
| Oct 1, 2006 | 4.94% |
| Sep 1, 2006 | 4.93% |
| Aug 1, 2006 | 5.08% |
| Jul 1, 2006 | 5.25% |
| Jun 1, 2006 | 5.29% |
| May 1, 2006 | 5.35% |
| Apr 1, 2006 | 5.22% |
| Mar 1, 2006 | 4.91% |
| Feb 1, 2006 | 4.73% |
| Jan 1, 2006 | 4.65% |
| Dec 1, 2005 | 4.73% |
| Nov 1, 2005 | 4.83% |
| Oct 1, 2005 | 4.74% |
| Sep 1, 2005 | 4.51% |
| Aug 1, 2005 | 4.53% |
| Jul 1, 2005 | 4.48% |
| Jun 1, 2005 | 4.35% |
| May 1, 2005 | 4.56% |
| Apr 1, 2005 | 4.75% |
| Mar 1, 2005 | 4.89% |
| Feb 1, 2005 | 4.61% |
| Jan 1, 2005 | 4.77% |
| Dec 1, 2004 | 4.88% |
| Nov 1, 2004 | 4.89% |
| Oct 1, 2004 | 4.85% |
| Sep 1, 2004 | 4.89% |
| Aug 1, 2004 | 5.07% |
| Jul 1, 2004 | 5.24% |
| Jun 1, 2004 | 5.45% |
| May 1, 2004 | 5.46% |
| Apr 1, 2004 | 5.16% |
| Mar 1, 2004 | 4.72% |
| Feb 1, 2004 | 4.94% |
| Jan 1, 2004 | 5.01% |
| Dec 1, 2003 | 5.11% |
| Nov 1, 2003 | 5.17% |
| Oct 1, 2003 | 5.21% |
| Sep 1, 2003 | 5.21% |
| Aug 1, 2003 | 5.39% |
| Jul 1, 2003 | 4.92% |
| Jun 1, 2003 | 4.34% |
| May 1, 2003 | 4.52% |
| Apr 1, 2003 | 4.91% |
| Mar 1, 2003 | 4.82% |
| Feb 1, 2003 | 4.87% |
| Jan 1, 2003 | 5.02% |
| Dec 1, 2002 | 5.01% |
| Nov 1, 2002 | 5.04% |
| Oct 1, 2002 | 5.00% |
| Sep 1, 2002 | 4.87% |
| Aug 1, 2002 | 5.19% |
| Jul 1, 2002 | 5.51% |
| Jun 1, 2002 | 5.65% |
| May 1, 2002 | 5.81% |
| Apr 1, 2002 | 5.85% |
| Mar 1, 2002 | 5.93% |
| Feb 1, 2002 | 5.61% |
| Jan 1, 2002 | 5.69% |
| Dec 1, 2001 | 5.76% |
| Nov 1, 2001 | 5.33% |
| Oct 1, 2001 | 5.34% |
| Sep 1, 2001 | 5.53% |
| Aug 1, 2001 | 5.58% |
| Jul 1, 2001 | 5.75% |
| Jun 1, 2001 | 5.82% |
| May 1, 2001 | 5.92% |
| Apr 1, 2001 | 5.78% |
| Mar 1, 2001 | 5.49% |
| Feb 1, 2001 | 5.62% |
| Jan 1, 2001 | 5.65% |
| Dec 1, 2000 | 5.64% |
| Nov 1, 2000 | 5.98% |
| Oct 1, 2000 | 6.04% |
| Sep 1, 2000 | 6.09% |
| Aug 1, 2000 | 6.02% |
| Jul 1, 2000 | 6.20% |
| Jun 1, 2000 | 6.28% |
| May 1, 2000 | 6.55% |
| Apr 1, 2000 | 6.18% |
| Mar 1, 2000 | 6.38% |
| Feb 1, 2000 | 6.54% |
| Jan 1, 2000 | 6.86% |
| Dec 1, 1999 | 6.69% |
| Nov 1, 1999 | 6.48% |
| Oct 1, 1999 | 6.66% |
| Sep 1, 1999 | 6.50% |
| Aug 1, 1999 | 6.43% |
| Jul 1, 1999 | 6.28% |
| Jun 1, 1999 | 6.36% |
| May 1, 1999 | 6.08% |
| Apr 1, 1999 | 5.82% |
| Mar 1, 1999 | 5.87% |
| Feb 1, 1999 | 5.66% |
| Jan 1, 1999 | 5.45% |
| Dec 1, 1998 | 5.36% |
| Nov 1, 1998 | 5.48% |
| Oct 1, 1998 | 5.30% |
| Sep 1, 1998 | 5.38% |
| Aug 1, 1998 | 5.66% |
| Jul 1, 1998 | 5.78% |
| Jun 1, 1998 | 5.80% |
| May 1, 1998 | 6.01% |
| Apr 1, 1998 | 6.00% |
| Mar 1, 1998 | 6.01% |
| Feb 1, 1998 | 5.96% |
| Jan 1, 1998 | 5.88% |
| Dec 1, 1997 | 6.07% |
| Nov 1, 1997 | 6.20% |
| Oct 1, 1997 | 6.38% |
| Sep 1, 1997 | 6.56% |
| Aug 1, 1997 | 6.65% |
| Jul 1, 1997 | 6.56% |
| Jun 1, 1997 | 6.84% |
| May 1, 1997 | 7.02% |
| Apr 1, 1997 | 7.20% |
| Mar 1, 1997 | 7.05% |
| Feb 1, 1997 | 6.77% |
| Jan 1, 1997 | 6.91% |
| Dec 1, 1996 | 6.65% |
| Nov 1, 1996 | 6.58% |
| Oct 1, 1996 | 6.90% |
| Sep 1, 1996 | 7.17% |
| Aug 1, 1996 | 6.97% |
| Jul 1, 1996 | 7.14% |
| Jun 1, 1996 | 7.22% |
| May 1, 1996 | 7.11% |
| Apr 1, 1996 | 6.98% |
| Mar 1, 1996 | 6.74% |
| Feb 1, 1996 | 6.30% |
| Jan 1, 1996 | 6.11% |
| Dec 1, 1995 | 6.12% |
| Nov 1, 1995 | 6.33% |
| Oct 1, 1995 | 6.45% |
| Sep 1, 1995 | 6.65% |
| Aug 1, 1995 | 6.92% |
| Jul 1, 1995 | 6.74% |
| Jun 1, 1995 | 6.59% |
| May 1, 1995 | 7.01% |
| Apr 1, 1995 | 7.45% |
| Mar 1, 1995 | 7.57% |
| Feb 1, 1995 | 7.73% |
| Jan 1, 1995 | 7.97% |
| Dec 1, 1994 | 7.99% |
| Nov 1, 1994 | 8.20% |
| Oct 1, 1994 | 8.08% |
| Sep 1, 1994 | 7.87% |
| Aug 1, 1994 | 7.62% |
| Jul 1, 1994 | 7.67% |
| Jun 1, 1994 | 7.51% |
| May 1, 1994 | 7.54% |
| Apr 1, 1994 | 7.40% |
| Mar 1, 1994 | 7.00% |
| Feb 1, 1994 | 6.57% |
| Jan 1, 1994 | 6.39% |
| Dec 1, 1993 | 6.40% |
| Nov 1, 1993 | 6.38% |
| Oct 1, 1993 | 6.07% |