Year | Value | 2022 | 65,044 | 2021 | 63,670 | 2020 | 62,047 | 2019 | 60,101 | 2018 | 57,782 | 2017 | 55,331 | 2016 | 52,929 | 2015 | 50,508 | 2014 | 48,141 | 2013 | 45,962 | 2012 | 43,807 | 2011 | 41,559 | 2010 | 39,348 | 2009 | 37,184 | 2008 | 35,033 | 2007 | 32,889 | 2006 | 30,823 | 2005 | 28,951 | 2004 | 27,339 | 2003 | 26,014 | 2002 | 24,979 | 2001 | 24,194 | 2000 | 23,601 | 1999 | 23,179 | 1998 | 22,912 | 1997 | 22,716 | 1996 | 22,529 | 1995 | 22,328 | 1994 | 22,041 | 1993 | 21,628 | 1992 | 21,150 | 1991 | 20,711 | 1990 | 20,443 | 1989 | 20,273 | 1988 | 20,047 | 1987 | 19,776 | 1986 | 19,482 | 1985 | 19,190 | 1984 | 18,922 | 1983 | 18,678 | 1982 | 18,460 | 1981 | 18,279 | 1980 | 18,125 | 1979 | 17,825 | 1978 | 16,594 | 1977 | 14,722 | 1976 | 13,175 | 1975 | 12,060 | 1974 | 11,436 | 1973 | 11,786 | 1972 | 12,864 | 1971 | 14,165 | 1970 | 15,289 | 1969 | 16,248 | 1968 | 17,048 | 1967 | 17,454 | 1966 | 18,106 | 1965 | 19,179 | 1964 | 20,458 | 1963 | 21,339 | 1962 | 21,619 | 1961 | 21,695 | 1960 | 21,578 |
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