Year | Value | 2024 | 160 | 2023 | 159 | 2022 | 155 | 2021 | 155 | 2020 | 161 | 2019 | 163 | 2018 | 160 | 2017 | 150 | 2016 | 136 | 2015 | 124 | 2014 | 111 | 2013 | 96 | 2012 | 99 | 2011 | 115 | 2010 | 131 | 2009 | 145 | 2008 | 157 | 2007 | 168 | 2006 | 176 | 2005 | 180 | 2004 | 176 | 2003 | 167 | 2002 | 158 | 2001 | 152 | 2000 | 145 | 1999 | 138 | 1998 | 132 | 1997 | 127 | 1996 | 121 | 1995 | 111 | 1994 | 105 | 1993 | 103 | 1992 | 102 | 1991 | 102 | 1990 | 101 | 1989 | 92 | 1988 | 79 | 1987 | 69 | 1986 | 60 | 1985 | 54 | 1984 | 51 | 1983 | 50 | 1982 | 52 | 1981 | 53 | 1980 | 55 | 1979 | 56 | 1978 | 55 | 1977 | 58 | 1976 | 59 | 1975 | 59 |
|