Year | Value | 2021 | 3,017 | 2020 | 3,859 | 2019 | 16,027 | 2018 | 22,447 | 2017 | 43,138 | 2016 | 64,058 | 2015 | 73,509 | 2014 | 90,235 | 2013 | 92,813 | 2012 | 78,583.162377954 | 2011 | 83,106 | 2010 | 84,065 | 2009 | 123,646 | 2008 | 137,900 | 2007 | 140,774 | 2006 | 139,671 | 2005 | 135,574 | 2004 | 123,232 | 2003 | 110,062 | 2002 | 166,807 | 2001 | 223,075 | 2000 | 138,500 | 1999 | 130,200 | 1998 | 67,400 | 1997 | 72,700 | 1996 | 82,800 | 1995 | 80,300 | 1994 | 94,200 | 1993 | 107,100 | 1992 | 97,700 | 1991 | 81,100 | 1990 | 82,000 | 1989 | 115,200 | 1988 | 102,700 | 1987 | 88,000 | 1986 | 96,700 | 1985 | 97,900 | 1984 | 127,200 | 1983 | 129,900 | 1982 | 124,700 | 1981 | 119,500 | 1980 | 125,200 | 1979 | 136,200 | 1978 | 85,100 | 1977 | 82,200 | 1976 | 77,500 | 1975 | 78,300 | 1974 | 74,000 | 1973 | 75,500 | 1972 | 68,900 | 1971 | 65,600 | 1970 | 70,100 |
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