Year | Value | 2023 | 438 | 2022 | 424 | 2021 | 415 | 2020 | 400 | 2019 | 380 | 2018 | 360 | 2017 | 336 | 2016 | 308 | 2015 | 282 | 2014 | 262 | 2013 | 243 | 2012 | 219 | 2011 | 199 | 2010 | 186 | 2009 | 177 | 2008 | 167 | 2007 | 156 | 2006 | 148 | 2005 | 136 | 2004 | 116 | 2003 | 102 | 2002 | 96 | 2001 | 94 | 2000 | 93 | 1999 | 94 | 1998 | 92 | 1997 | 85 | 1996 | 78 | 1995 | 73 | 1994 | 65 | 1993 | 56 | 1992 | 48 | 1991 | 45 | 1990 | 44 | 1989 | 45 | 1988 | 49 | 1987 | 54 | 1986 | 59 | 1985 | 63 | 1984 | 64 | 1983 | 62 | 1982 | 59 | 1981 | 57 | 1980 | 54 | 1979 | 48 | 1978 | 45 | 1977 | 44 | 1976 | 41 | 1975 | 40 |
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