| Date | Value Value |
|---|---|
| Jun 9, 2023 | 3.84% |
| Jan 1, 2023 | 3.59% |
| Jan 1, 2022 | 1.70% |
| Jan 1, 2021 | 0.77% |
| Jan 1, 2020 | 1.67% |
| Jan 1, 2019 | 2.61% |
| Jan 1, 2018 | 2.51% |
| Jan 1, 2017 | 2.23% |
| Jan 1, 2016 | 1.85% |
| Jan 1, 2015 | 1.67% |
| Jan 1, 2014 | 2.29% |
| Jan 1, 2013 | 1.30% |
| Jan 1, 2012 | 1.38% |
| Jan 1, 2011 | 2.72% |
| Jan 1, 2010 | 3.21% |
| Jan 1, 2009 | 1.98% |
| Jan 1, 2008 | 3.31% |
| Jan 1, 2007 | 4.75% |
| Jan 1, 2006 | 4.36% |
| Jan 1, 2005 | 3.97% |
| Jan 1, 2004 | 3.65% |
| Jan 1, 2003 | 3.60% |
| Jan 1, 2002 | 4.79% |
| Jan 1, 2001 | 5.13% |
| Jan 1, 2000 | 6.70% |
| Jan 1, 1999 | 4.80% |
| Jan 1, 1998 | 5.53% |
| Jan 1, 1997 | 6.47% |
| Jan 1, 1996 | 5.54% |
| Jan 1, 1995 | 7.79% |
| Jan 1, 1994 | 5.43% |
| Jan 1, 1993 | 6.26% |
| Jan 1, 1992 | 6.70% |
| Jan 1, 1991 | 7.97% |
| Jan 1, 1990 | 8.20% |