| Year | Value | | 2022 | 127,008 | | 2021 | 128,656 | | 2020 | 130,434 | | 2019 | 131,913 | | 2018 | 132,689 | | 2017 | 132,691 | | 2016 | 132,229 | | 2015 | 131,315 | | 2014 | 130,450 | | 2013 | 130,023 | | 2012 | 129,058 | | 2011 | 127,645 | | 2010 | 126,504 | | 2009 | 124,980 | | 2008 | 123,086 | | 2007 | 121,962 | | 2006 | 121,387 | | 2005 | 120,921 | | 2004 | 121,360 | | 2003 | 123,111 | | 2002 | 125,717 | | 2001 | 128,927 | | 2000 | 132,339 | | 1999 | 134,618 | | 1998 | 134,914 | | 1997 | 133,767 | | 1996 | 131,519 | | 1995 | 128,186 | | 1994 | 124,857 | | 1993 | 122,544 | | 1992 | 120,997 | | 1991 | 119,977 | | 1990 | 119,815 | | 1989 | 120,081 | | 1988 | 120,267 | | 1987 | 120,382 | | 1986 | 120,232 | | 1985 | 119,652 | | 1984 | 118,672 | | 1983 | 117,420 | | 1982 | 116,079 | | 1981 | 114,813 | | 1980 | 113,514 | | 1979 | 112,176 | | 1978 | 110,779 | | 1977 | 109,263 | | 1976 | 107,721 | | 1975 | 106,357 | | 1974 | 105,128 | | 1973 | 104,090 | | 1972 | 103,563 | | 1971 | 103,315 | | 1970 | 103,106 | | 1969 | 102,993 | | 1968 | 102,785 | | 1967 | 102,272 | | 1966 | 101,742 | | 1965 | 101,427 | | 1964 | 101,284 | | 1963 | 101,281 | | 1962 | 101,372 | | 1961 | 101,472 | | 1960 | 101,526 |
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