
| 2024 | 0.00048 | 0.0065 | 1.22 | 7.4% |
| 2023 | 0.00048 | 0.0061 | 1.19 | 7.8% |
| 2022 | 0.00048 | 0.0061 | 1.2 | 7.9% |
| 2021 | 0.00051 | 0.006 | 1.17 | 8.5% |
| 2020 | 0.00051 | 0.0055 | 1.1 | 9.3% |
| 2019 | 0.00051 | 0.0053 | 1.08 | 9.6% |
| 2018 | 0.00051 | 0.0045 | 0.93 | 11.3% |
| 2017 | 0.00051 | 0.0043 | 0.89 | 12% |
| 2016 | 0.00058 | 0.0042 | 0.88 | 13.9% |
| 2015 | 0.00057 | 0.0039 | 0.84 | 14.8% |
| 2014 | 0.00057 | 0.0029 | 0.62 | 20% |
| 2013 | 0.00047 | 0.0025 | 0.55 | 18.4% |
| 2012 | 0.00051 | 0.0037 | 0.8 | 13.8% |
| 2011 | 0.0005 | 0.0036 | 0.79 | 13.9% |
| 2010 | 0.00046 | 0.0033 | 0.73 | 13.9% |
| 2009 | 0.00046 | 0.0032 | 0.71 | 14.4% |
| 2008 | 0.00046 | 0.0033 | 0.73 | 13.9% |
| 2007 | 0.00046 | 0.0043 | 0.97 | 10.7% |
| 2006 | 0.00047 | 0.0043 | 0.99 | 10.9% |
| 2005 | 0.00045 | 0.0042 | 0.97 | 10.9% |
| 2004 | 0.00042 | 0.0042 | 1.01 | 10% |
| 2003 | 0.00028 | 0.0042 | 1.01 | 6.8% |
| 2002 | 0.00028 | 0.0045 | 1.11 | 6.3% |
| 2001 | 0.00028 | 0.0045 | 1.15 | 6.2% |
| 2000 | 0.00028 | 0.0044 | 1.14 | 6.5% |
| 1999 | 0.00028 | 0.0046 | 1.22 | 6.1% |
| 1998 | 0.00028 | 0.0046 | 1.26 | 6.1% |
| 1997 | 0.00028 | 0.0046 | 1.29 | 6.2% |
| 1996 | 0.00028 | 0.0046 | 1.33 | 6.1% |
| 1995 | 0.00027 | 0.0043 | 1.3 | 6.3% |
| 1994 | 0.00027 | 0.0043 | 1.33 | 6.2% |
| 1993 | 0.00026 | 0.0041 | 1.31 | 6.4% |
| 1992 | 0.00026 | 0.0037 | 1.22 | 7% |
| 1991 | 0.00026 | 0.0039 | 1.32 | 6.5% |
| 1990 | 0.00026 | 0.0037 | 1.29 | 7% |
| 1989 | 0.00025 | 0.0035 | 1.24 | 7.3% |
| 1988 | 0.00025 | 0.0035 | 1.28 | 7.3% |
| 1987 | 0.00025 | 0.0035 | 1.29 | 7.2% |
| 1986 | 0.00026 | 0.0037 | 1.42 | 6.9% |
| 1985 | 0.0002 | 0.0031 | 1.18 | 6.6% |
| 1984 | 0.00024 | 0.0031 | 1.21 | 7.6% |
| 1983 | 0.00022 | 0.0033 | 1.3 | 6.6% |
| 1982 | 0.00023 | 0.0031 | 1.24 | 7.5% |
| 1981 | 0.00022 | 0.0029 | 1.17 | 7.7% |
| 1980 | 0.00023 | 0.0023 | 0.93 | 9.9% |