Year | Value | 2021 | 97,500 | 2020 | 97,500 | 2019 | 97,500 | 2018 | 97,500 | 2017 | 97,500 | 2016 | 97,500 | 2015 | 97,500 | 2014 | 97,500 | 2013 | 97,500 | 2012 | 97,500 | 2011 | 97,500 | 2010 | 97,000 | 2009 | 93,130 | 2008 | 92,630 | 2007 | 92,130 | 2006 | 92,130 | 2005 | 92,130 | 2004 | 92,100 | 2003 | 91,600 | 2002 | 91,600 | 2001 | 91,600 | 2000 | 91,600 | 1999 | 91,600 | 1998 | 91,600 | 1997 | 91,600 | 1996 | 91,600 | 1995 | 91,600 | 1994 | 91,600 | 1993 | 91,600 | 1992 | 91,600 | 1991 | 91,500 | 1990 | 91,700 | 1989 | 91,900 | 1988 | 92,100 | 1987 | 92,100 | 1986 | 92,300 | 1985 | 91,600 | 1984 | 91,100 | 1983 | 90,600 | 1982 | 90,100 | 1981 | 89,600 | 1980 | 89,300 | 1979 | 89,120 | 1978 | 86,710 | 1977 | 86,440 | 1976 | 85,100 | 1975 | 83,950 | 1974 | 82,800 | 1973 | 81,600 | 1972 | 80,950 | 1971 | 80,280 | 1970 | 79,780 | 1969 | 79,700 | 1968 | 79,200 | 1967 | 78,700 | 1966 | 78,000 | 1965 | 77,400 | 1964 | 76,800 | 1963 | 76,200 | 1962 | 75,700 | 1961 | 75,100 |
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