| Year | Value | | 2022 | 119,353 | | 2021 | 117,447 | | 2020 | 114,773 | | 2019 | 110,831 | | 2018 | 106,981 | | 2017 | 103,373 | | 2016 | 99,619 | | 2015 | 95,613 | | 2014 | 91,483 | | 2013 | 87,210 | | 2012 | 82,884 | | 2011 | 78,595 | | 2010 | 74,518 | | 2009 | 70,920 | | 2008 | 67,714 | | 2007 | 64,693 | | 2006 | 61,799 | | 2005 | 59,050 | | 2004 | 56,529 | | 2003 | 54,215 | | 2002 | 51,950 | | 2001 | 49,809 | | 2000 | 47,653 | | 1999 | 45,323 | | 1998 | 42,865 | | 1997 | 40,388 | | 1996 | 37,999 | | 1995 | 35,703 | | 1994 | 33,464 | | 1993 | 31,246 | | 1992 | 29,127 | | 1991 | 27,069 | | 1990 | 25,138 | | 1989 | 23,521 | | 1988 | 22,084 | | 1987 | 20,663 | | 1986 | 19,266 | | 1985 | 17,962 | | 1984 | 16,741 | | 1983 | 15,499 | | 1982 | 14,212 | | 1981 | 12,958 | | 1980 | 11,742 | | 1979 | 10,564 | | 1978 | 9,433 | | 1977 | 8,440 | | 1976 | 7,654 | | 1975 | 7,118 | | 1974 | 6,784 | | 1973 | 6,599 | | 1972 | 6,571 | | 1971 | 6,617 | | 1970 | 6,687 | | 1969 | 6,760 | | 1968 | 6,780 | | 1967 | 6,794 | | 1966 | 6,875 | | 1965 | 7,089 | | 1964 | 7,512 | | 1963 | 8,082 | | 1962 | 8,794 | | 1961 | 9,579 | | 1960 | 10,200 |
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