
| 2024 | 0.0024 | 0.12 | 42.67 | 2% |
| 2023 | 0.0023 | 0.13 | 44.19 | 1.8% |
| 2022 | 0.0023 | 0.11 | 40.17 | 2% |
| 2021 | 0.0023 | 0.11 | 38.25 | 2.1% |
| 2020 | 0.0023 | 0.1 | 34.86 | 2.3% |
| 2019 | 0.0024 | 0.14 | 49.84 | 1.7% |
| 2018 | 0.0023 | 0.13 | 45.06 | 1.8% |
| 2017 | 0.0022 | 0.11 | 39.85 | 1.9% |
| 2016 | 0.0052 | 0.13 | 45.18 | 4.1% |
| 2015 | 0.0025 | 0.12 | 43.73 | 2% |
| 2014 | 0.0023 | 0.12 | 42.45 | 1.9% |
| 2013 | 0.0023 | 0.12 | 43.35 | 1.9% |
| 2012 | 0.0026 | 0.11 | 40.01 | 2.3% |
| 2011 | 0.0022 | 0.12 | 42.78 | 1.8% |
| 2010 | 0.0019 | 0.11 | 40.63 | 1.7% |
| 2009 | 0.0019 | 0.12 | 44.4 | 1.6% |
| 2008 | 0.0096 | 0.15 | 56.36 | 6.2% |
| 2007 | 0.0079 | 0.18 | 66.81 | 4.4% |
| 2006 | 0.0082 | 0.18 | 65.83 | 4.6% |
| 2005 | 0.0043 | 0.16 | 57.91 | 2.7% |
| 2004 | 0.0039 | 0.15 | 56.55 | 2.6% |
| 2003 | 0.0044 | 0.15 | 58.26 | 2.9% |
| 2002 | 0.0034 | 0.15 | 56.28 | 2.3% |
| 2001 | 0.002 | 0.15 | 57.18 | 1.3% |
| 2000 | 0.0025 | 0.15 | 56.64 | 1.7% |
| 1999 | 0.0014 | 0.15 | 58.16 | 0.95% |
| 1998 | 0.0014 | 0.15 | 57.23 | 0.97% |
| 1997 | 0.0017 | 0.14 | 56.46 | 1.2% |
| 1996 | 0.0017 | 0.14 | 54.57 | 1.2% |
| 1995 | 0.0016 | 0.13 | 53.47 | 1.2% |
| 1994 | 0.0017 | 0.12 | 48.38 | 1.4% |
| 1993 | 0.0016 | 0.12 | 47.45 | 1.4% |
| 1992 | 0.0013 | 0.11 | 47.17 | 1.2% |
| 1991 | 0.0009 | 0.11 | 43.99 | 0.85% |
| 1990 | 0.0014 | 0.1 | 42.53 | 1.4% |
| 1989 | 0.0013 | 0.1 | 40.88 | 1.4% |
| 1988 | 0.0012 | 0.08 | 35.43 | 1.5% |
| 1987 | 0.0011 | 0.07 | 31.48 | 1.5% |
| 1986 | 0.00089 | 0.07 | 28.84 | 1.3% |
| 1985 | 0.00076 | 0.07 | 29.43 | 1.1% |
| 1984 | 0.00083 | 0.08 | 33.69 | 1.1% |
| 1983 | 0.0011 | 0.09 | 39.93 | 1.2% |
| 1982 | 0.001 | 0.08 | 38.51 | 1.2% |
| 1981 | 0.00091 | 0.1 | 45.92 | 0.92% |
| 1980 | 0.00096 | 0.12 | 53.7 | 0.83% |