Year | Value | 2022 | 79,778 | 2021 | 76,841 | 2020 | 74,597 | 2019 | 72,339 | 2018 | 70,260 | 2017 | 68,316 | 2016 | 65,910 | 2015 | 62,892 | 2014 | 59,763 | 2013 | 57,009 | 2012 | 55,022 | 2011 | 53,852 | 2010 | 53,421 | 2009 | 53,574 | 2008 | 53,874 | 2007 | 53,875 | 2006 | 53,353 | 2005 | 52,092 | 2004 | 50,150 | 2003 | 47,870 | 2002 | 45,630 | 2001 | 43,695 | 2000 | 42,570 | 1999 | 41,788 | 1998 | 41,280 | 1997 | 40,848 | 1996 | 40,358 | 1995 | 39,774 | 1994 | 39,137 | 1993 | 38,557 | 1992 | 38,139 | 1991 | 37,911 | 1990 | 37,814 | 1989 | 36,763 | 1988 | 35,147 | 1987 | 33,517 | 1986 | 31,689 | 1985 | 29,916 | 1984 | 28,376 | 1983 | 27,280 | 1982 | 26,666 | 1981 | 26,403 | 1980 | 26,354 | 1979 | 26,327 | 1978 | 26,202 | 1977 | 25,816 | 1976 | 25,132 | 1975 | 24,188 | 1974 | 22,987 | 1973 | 21,678 | 1972 | 20,422 | 1971 | 19,390 | 1970 | 18,786 | 1969 | 18,675 | 1968 | 18,935 | 1967 | 19,412 | 1966 | 19,884 | 1965 | 20,050 | 1964 | 19,721 | 1963 | 18,931 | 1962 | 17,902 | 1961 | 16,859 | 1960 | 16,019 |
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