
| 2024 | 0.0043 | 0.1 | 4.27 | 4.4% |
| 2023 | 0.0045 | 0.1 | 4.26 | 4.6% |
| 2022 | 0.0067 | 0.1 | 4.57 | 6.7% |
| 2021 | 0.0056 | 0.11 | 4.99 | 5.3% |
| 2020 | 0.0058 | 0.09 | 4.4 | 6.5% |
| 2019 | 0.0053 | 0.08 | 4.13 | 6.4% |
| 2018 | 0.0053 | 0.08 | 3.92 | 7% |
| 2017 | 0.0057 | 0.07 | 3.9 | 7.8% |
| 2016 | 0.0057 | 0.07 | 3.64 | 8.6% |
| 2015 | 0.0045 | 0.05 | 3.02 | 8.4% |
| 2014 | 0.0053 | 0.04 | 2.59 | 12% |
| 2013 | 0.0044 | 0.04 | 2.49 | 10.6% |
| 2012 | 0.0048 | 0.04 | 2.36 | 12.7% |
| 2011 | 0.0045 | 0.04 | 2.42 | 11.8% |
| 2010 | 0.0043 | 0.03 | 2.16 | 13.1% |
| 2009 | 0.0028 | 0.03 | 2.17 | 8.8% |
| 2008 | 0.0025 | 0.02 | 1.76 | 9.9% |
| 2007 | 0.0021 | 0.02 | 1.53 | 10.2% |
| 2006 | 0.0022 | 0.02 | 1.31 | 12.4% |
| 2005 | 0.0021 | 0.01 | 1.14 | 14.1% |
| 2004 | 0.0014 | 0.01 | 1.1 | 10.1% |
| 2003 | 0.0013 | 0.01 | 1.08 | 10.3% |
| 2002 | 0.0013 | 0.01 | 1.17 | 9.8% |
| 2001 | 0.0013 | 0.01 | 1.25 | 9.5% |
| 2000 | 0.0013 | 0.01 | 1.28 | 9.5% |
| 1999 | 0.00078 | 0.0084 | 0.79 | 9.4% |
| 1998 | 0.00078 | 0.0084 | 0.81 | 9.4% |
| 1997 | 0.00077 | 0.0082 | 0.81 | 9.5% |
| 1996 | 0.00072 | 0.0081 | 0.83 | 8.8% |
| 1995 | 0.00076 | 0.0077 | 0.8 | 9.8% |
| 1994 | 0.00075 | 0.0077 | 0.82 | 9.7% |
| 1993 | 0.00074 | 0.0077 | 0.83 | 9.6% |
| 1992 | 0.00071 | 0.0077 | 0.85 | 9.2% |
| 1991 | 0.00062 | 0.0072 | 0.81 | 8.6% |
| 1990 | 0.00062 | 0.0072 | 0.83 | 8.6% |
| 1989 | 0.00057 | 0.0071 | 0.84 | 8% |
| 1988 | 0.00057 | 0.0037 | 0.45 | 15.1% |
| 1987 | 0.00055 | 0.0065 | 0.79 | 8.4% |
| 1986 | 0.00054 | 0.0056 | 0.7 | 9.6% |
| 1985 | 0.00045 | 0.0072 | 0.91 | 6.3% |
| 1984 | 0.00045 | 0.0066 | 0.85 | 6.9% |
| 1983 | 0.00042 | 0.0065 | 0.86 | 6.4% |
| 1982 | 0.00036 | 0.0065 | 0.87 | 5.5% |
| 1981 | 0.00028 | 0.0085 | 1.16 | 3.3% |
| 1980 | 0.00028 | 0.0064 | 0.9 | 4.4% |