| Year | Value | | 2022 | 115,278 | | 2021 | 112,011 | | 2020 | 108,796 | | 2019 | 105,682 | | 2018 | 102,648 | | 2017 | 99,731 | | 2016 | 97,011 | | 2015 | 94,425 | | 2014 | 91,913 | | 2013 | 89,442 | | 2012 | 86,964 | | 2011 | 84,519 | | 2010 | 82,214 | | 2009 | 80,297 | | 2008 | 78,828 | | 2007 | 77,677 | | 2006 | 76,851 | | 2005 | 76,250 | | 2004 | 75,539 | | 2003 | 74,633 | | 2002 | 73,619 | | 2001 | 72,444 | | 2000 | 71,087 | | 1999 | 69,494 | | 1998 | 67,626 | | 1997 | 65,832 | | 1996 | 64,273 | | 1995 | 62,669 | | 1994 | 60,844 | | 1993 | 58,762 | | 1992 | 56,338 | | 1991 | 53,754 | | 1990 | 51,422 | | 1989 | 49,273 | | 1988 | 47,135 | | 1987 | 45,074 | | 1986 | 43,181 | | 1985 | 41,569 | | 1984 | 40,344 | | 1983 | 39,568 | | 1982 | 39,216 | | 1981 | 39,187 | | 1980 | 39,393 | | 1979 | 39,348 | | 1978 | 39,160 | | 1977 | 39,043 | | 1976 | 38,515 | | 1975 | 37,351 | | 1974 | 35,470 | | 1973 | 33,610 | | 1972 | 32,091 | | 1971 | 30,903 | | 1970 | 29,617 | | 1969 | 28,235 | | 1968 | 26,879 | | 1967 | 25,226 | | 1966 | 24,081 | | 1965 | 23,903 | | 1964 | 24,709 | | 1963 | 25,337 | | 1962 | 25,352 | | 1961 | 25,517 | | 1960 | 25,569 |
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