
| 2024 | 0.000069 | 0.0046 | 14.07 | 1.5% |
| 2023 | 0.000069 | 0.0044 | 13.65 | 1.6% |
| 2022 | 0.000066 | 0.0039 | 12.51 | 1.7% |
| 2021 | 0.000066 | 0.0039 | 12.76 | 1.7% |
| 2020 | 0.000075 | 0.0037 | 12.39 | 2% |
| 2019 | 0.000072 | 0.0032 | 10.88 | 2.3% |
| 2018 | 0.000065 | 0.0033 | 11.57 | 2% |
| 2017 | 0.000033 | 0.0026 | 9.27 | 1.3% |
| 2016 | 0.000046 | 0.0023 | 8.51 | 2% |
| 2015 | 0.000067 | 0.0023 | 8.61 | 2.9% |
| 2014 | 0.000054 | 0.0024 | 9.39 | 2.2% |
| 2013 | 0.00005 | 0.0021 | 8.41 | 2.3% |
| 2012 | 0.000046 | 0.0022 | 8.91 | 2.1% |
| 2011 | 0.000024 | 0.0027 | 10.9 | 0.89% |
| 2010 | 0.000017 | 0.0023 | 9.59 | 0.75% |
| 2009 | 0 | 0.0022 | 9.63 | 0% |
| 2008 | 0 | 0.0019 | 8.55 | 0% |
| 2007 | 0 | 0.002 | 8.89 | 0% |
| 2006 | 0 | 0.0012 | 5.62 | 0% |
| 2005 | 0 | 0.0013 | 6.21 | 0% |
| 2004 | 0 | 0.0013 | 6.36 | 0% |
| 2003 | 0 | 0.0016 | 8.1 | 0% |
| 2002 | 0 | 0.0014 | 7.07 | 0% |
| 2001 | 0 | 0.0015 | 7.6 | 0% |
| 2000 | 0 | 0.0013 | 7 | 0% |
| 1999 | 0 | 0.00072 | 3.97 | 0% |
| 1998 | 0 | 0.00072 | 4.05 | 0% |
| 1997 | 0 | 0.00072 | 4.14 | 0% |
| 1996 | 0 | 0.00072 | 4.24 | 0% |
| 1995 | 0 | 0.00072 | 4.32 | 0% |
| 1994 | 0 | 0.00072 | 4.42 | 0% |
| 1993 | 0 | 0.00072 | 4.53 | 0% |
| 1992 | 0 | 0.00072 | 4.65 | 0% |
| 1991 | 0 | 0.0014 | 9.09 | 0% |
| 1990 | 0 | 0.0017 | 11.15 | 0% |
| 1989 | 0 | 0.0017 | 11.44 | 0% |
| 1988 | 0 | 0.0019 | 13.4 | 0% |
| 1987 | 0 | 0.0015 | 10.61 | 0% |
| 1986 | 0 | 0.0016 | 12.32 | 0% |
| 1985 | 0 | 0.0018 | 13.56 | 0% |
| 1984 | 0 | 0.0016 | 12.2 | 0% |
| 1983 | 0 | 0.0015 | 12.47 | 0% |
| 1982 | 0 | 0.0015 | 12.78 | 0% |
| 1981 | 0 | 0.0015 | 13.08 | 0% |
| 1980 | 0 | 0.0018 | 15.32 | 0% |