| Year | Value | | 2022 | 164,308 | | 2021 | 160,506 | | 2020 | 156,782 | | 2019 | 153,149 | | 2018 | 149,615 | | 2017 | 146,105 | | 2016 | 142,613 | | 2015 | 139,253 | | 2014 | 136,042 | | 2013 | 132,896 | | 2012 | 129,845 | | 2011 | 126,894 | | 2010 | 124,029 | | 2009 | 121,208 | | 2008 | 118,398 | | 2007 | 115,641 | | 2006 | 112,974 | | 2005 | 110,376 | | 2004 | 107,823 | | 2003 | 105,288 | | 2002 | 102,763 | | 2001 | 100,260 | | 2000 | 97,832 | | 1999 | 95,543 | | 1998 | 93,377 | | 1997 | 91,277 | | 1996 | 89,203 | | 1995 | 87,159 | | 1994 | 85,148 | | 1993 | 83,157 | | 1992 | 81,188 | | 1991 | 79,257 | | 1990 | 77,382 | | 1989 | 75,610 | | 1988 | 73,912 | | 1987 | 72,254 | | 1986 | 70,651 | | 1985 | 69,105 | | 1984 | 67,621 | | 1983 | 66,194 | | 1982 | 64,835 | | 1981 | 63,546 | | 1980 | 62,318 | | 1979 | 60,170 | | 1978 | 57,560 | | 1977 | 55,691 | | 1976 | 54,108 | | 1975 | 52,582 | | 1974 | 51,117 | | 1973 | 49,709 | | 1972 | 48,339 | | 1971 | 47,009 | | 1970 | 45,718 | | 1969 | 44,462 | | 1968 | 43,240 | | 1967 | 42,041 | | 1966 | 40,874 | | 1965 | 39,756 | | 1964 | 38,684 | | 1963 | 37,658 | | 1962 | 36,672 | | 1961 | 35,730 | | 1960 | 34,828 |
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