Year | Value | 2024 | 165 | 2023 | 158 | 2022 | 157 | 2021 | 155 | 2020 | 150 | 2019 | 146 | 2018 | 147 | 2017 | 152 | 2016 | 163 | 2015 | 171 | 2014 | 158 | 2013 | 131 | 2012 | 108 | 2011 | 95 | 2010 | 92 | 2009 | 97 | 2008 | 104 | 2007 | 114 | 2006 | 128 | 2005 | 140 | 2004 | 141 | 2003 | 136 | 2002 | 137 | 2001 | 136 | 2000 | 130 | 1999 | 126 | 1998 | 121 | 1997 | 116 | 1996 | 118 | 1995 | 118 | 1994 | 112 | 1993 | 110 | 1992 | 108 | 1991 | 106 | 1990 | 102 | 1989 | 100 | 1988 | 96 | 1987 | 89 | 1986 | 86 | 1985 | 81 | 1984 | 72 | 1983 | 63 | 1982 | 58 | 1981 | 55 | 1980 | 53 | 1979 | 52 | 1978 | 52 | 1977 | 53 | 1976 | 56 | 1975 | 59 |
|