Year | Value | 2022 | 129,071 | 2021 | 121,798 | 2020 | 113,831 | 2019 | 105,466 | 2018 | 97,002 | 2017 | 89,629 | 2016 | 83,438 | 2015 | 78,077 | 2014 | 73,122 | 2013 | 68,252 | 2012 | 63,218 | 2011 | 57,925 | 2010 | 52,604 | 2009 | 47,721 | 2008 | 43,947 | 2007 | 42,063 | 2006 | 42,418 | 2005 | 44,738 | 2004 | 48,222 | 2003 | 51,766 | 2002 | 54,422 | 2001 | 55,662 | 2000 | 55,750 | 1999 | 55,717 | 1998 | 55,494 | 1997 | 54,599 | 1996 | 53,604 | 1995 | 53,446 | 1994 | 54,899 | 1993 | 57,696 | 1992 | 60,501 | 1991 | 61,590 | 1990 | 60,274 | 1989 | 56,602 | 1988 | 51,790 | 1987 | 46,991 | 1986 | 42,398 | 1985 | 38,540 | 1984 | 35,011 | 1983 | 31,888 | 1982 | 29,716 | 1981 | 28,284 | 1980 | 27,418 | 1979 | 27,239 | 1978 | 27,622 | 1977 | 28,212 | 1976 | 28,735 | 1975 | 28,919 | 1974 | 28,783 | 1973 | 28,598 | 1972 | 28,432 | 1971 | 28,315 | 1970 | 28,431 | 1969 | 28,679 | 1968 | 28,996 | 1967 | 29,373 | 1966 | 29,701 | 1965 | 29,945 | 1964 | 30,022 | 1963 | 29,824 | 1962 | 29,361 | 1961 | 28,639 | 1960 | 27,638 |
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