| Year | Value | | 2022 | 117,725 | | 2021 | 118,673 | | 2020 | 119,414 | | 2019 | 120,478 | | 2018 | 121,963 | | 2017 | 123,591 | | 2016 | 125,486 | | 2015 | 127,549 | | 2014 | 129,250 | | 2013 | 130,201 | | 2012 | 130,410 | | 2011 | 130,127 | | 2010 | 129,375 | | 2009 | 128,711 | | 2008 | 128,531 | | 2007 | 127,878 | | 2006 | 126,922 | | 2005 | 126,477 | | 2004 | 125,621 | | 2003 | 124,275 | | 2002 | 123,794 | | 2001 | 123,877 | | 2000 | 123,829 | | 1999 | 124,304 | | 1998 | 125,719 | | 1997 | 127,672 | | 1996 | 130,145 | | 1995 | 132,970 | | 1994 | 134,851 | | 1993 | 134,819 | | 1992 | 133,294 | | 1991 | 130,500 | | 1990 | 126,588 | | 1989 | 122,979 | | 1988 | 120,601 | | 1987 | 119,139 | | 1986 | 118,552 | | 1985 | 119,008 | | 1984 | 119,826 | | 1983 | 120,611 | | 1982 | 121,366 | | 1981 | 121,803 | | 1980 | 121,863 | | 1979 | 121,573 | | 1978 | 120,962 | | 1977 | 120,160 | | 1976 | 119,294 | | 1975 | 118,215 | | 1974 | 116,958 | | 1973 | 115,588 | | 1972 | 114,027 | | 1971 | 112,329 | | 1970 | 110,646 | | 1969 | 108,914 | | 1968 | 107,314 | | 1967 | 106,317 | | 1966 | 105,680 | | 1965 | 105,091 | | 1964 | 104,640 | | 1963 | 104,137 | | 1962 | 103,266 | | 1961 | 102,318 | | 1960 | 101,588 |
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