Year | Value | 2023 | 416 | 2022 | 411 | 2021 | 409 | 2020 | 401 | 2019 | 383 | 2018 | 360 | 2017 | 334 | 2016 | 308 | 2015 | 283 | 2014 | 264 | 2013 | 244 | 2012 | 219 | 2011 | 198 | 2010 | 185 | 2009 | 174 | 2008 | 163 | 2007 | 156 | 2006 | 150 | 2005 | 138 | 2004 | 118 | 2003 | 104 | 2002 | 95 | 2001 | 90 | 2000 | 90 | 1999 | 92 | 1998 | 88 | 1997 | 80 | 1996 | 73 | 1995 | 68 | 1994 | 63 | 1993 | 56 | 1992 | 49 | 1991 | 45 | 1990 | 41 | 1989 | 40 | 1988 | 42 | 1987 | 46 | 1986 | 49 | 1985 | 54 | 1984 | 59 | 1983 | 62 | 1982 | 61 | 1981 | 59 | 1980 | 56 | 1979 | 53 | 1978 | 49 | 1977 | 45 | 1976 | 41 | 1975 | 39 | 1974 | 37 |
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