
| 2024 | 0.00013 | 0.11 | 7.41 | 0.12% |
| 2023 | 0.00011 | 0.1 | 7.42 | 0.11% |
| 2022 | 0.000062 | 0.09 | 6.28 | 0.07% |
| 2021 | 0.000058 | 0.08 | 6.27 | 0.07% |
| 2020 | 0.000024 | 0.11 | 8.28 | 0.02% |
| 2019 | 0.000028 | 0.1 | 8.09 | 0.03% |
| 2018 | 0.000017 | 0.11 | 8.93 | 0.02% |
| 2017 | 0.00002 | 0.1 | 8.35 | 0.02% |
| 2016 | 0.000034 | 0.09 | 8.1 | 0.04% |
| 2015 | 0.00002 | 0.08 | 6.84 | 0.03% |
| 2014 | 0.0000068 | 0.07 | 6.41 | 0.0096% |
| 2013 | 0.0000068 | 0.07 | 6.21 | 0.01% |
| 2012 | 0.0000034 | 0.07 | 6.27 | 0.0052% |
| 2011 | 0.0000034 | 0.07 | 6.81 | 0.005% |
| 2010 | 0.000013 | 0.07 | 7.5 | 0.02% |
| 2009 | 0.000013 | 0.06 | 6.76 | 0.02% |
| 2008 | 0.000033 | 0.06 | 6.28 | 0.06% |
| 2007 | 0.000033 | 0.06 | 6.32 | 0.06% |
| 2006 | 0.000043 | 0.05 | 5.52 | 0.09% |
| 2005 | 0.0000034 | 0.04 | 4.17 | 0.0097% |
| 2004 | 0.0000034 | 0.04 | 4.58 | 0.0091% |
| 2003 | 0.0000068 | 0.04 | 4.48 | 0.02% |
| 2002 | 0.0000068 | 0.03 | 4.02 | 0.02% |
| 2001 | 0.0000068 | 0.03 | 3.6 | 0.03% |
| 2000 | 0.0000068 | 0.02 | 3.24 | 0.03% |
| 1999 | 0.0000058 | 0.0088 | 1.25 | 0.07% |
| 1998 | 0.0022 | 0.02 | 2.64 | 12.6% |
| 1997 | 0.0022 | 0.02 | 2.52 | 13.5% |
| 1996 | 0.0023 | 0.02 | 2.4 | 14.7% |
| 1995 | 0.0045 | 0.01 | 2.26 | 31.9% |
| 1994 | 0.0067 | 0.01 | 2.14 | 51.6% |
| 1993 | 0.009 | 0.01 | 2.12 | 72% |
| 1992 | 0.009 | 0.01 | 2.02 | 79.4% |
| 1991 | 0.009 | 0.01 | 1.87 | 87.9% |
| 1990 | 0.009 | 0.0087 | 1.65 | 102.8% |
| 1989 | 0.0067 | 0.0076 | 1.48 | 88.6% |
| 1988 | 0.009 | 0.0074 | 1.48 | 122% |
| 1987 | 0.01 | 0.0059 | 1.23 | 226.3% |
| 1986 | 0.02 | 0.0075 | 1.6 | 209.2% |
| 1985 | 0.02 | 0.0077 | 1.7 | 203.8% |
| 1984 | 0.01 | 0.0067 | 1.51 | 168.4% |
| 1983 | 0 | 0.0067 | 1.57 | 0% |
| 1982 | 0 | 0.0046 | 1.12 | 0% |
| 1981 | 0 | 0.0066 | 1.63 | 0% |
| 1980 | 0 | 0.0065 | 1.66 | 0% |