Year | Value | 2022 | 112,816 | 2021 | 114,658 | 2020 | 117,740 | 2019 | 120,957 | 2018 | 123,745 | 2017 | 126,673 | 2016 | 129,630 | 2015 | 132,170 | 2014 | 134,627 | 2013 | 136,523 | 2012 | 137,190 | 2011 | 137,512 | 2010 | 138,106 | 2009 | 138,920 | 2008 | 139,750 | 2007 | 140,127 | 2006 | 138,779 | 2005 | 135,639 | 2004 | 131,356 | 2003 | 126,489 | 2002 | 121,487 | 2001 | 116,129 | 2000 | 110,319 | 1999 | 104,039 | 1998 | 97,725 | 1997 | 92,496 | 1996 | 89,154 | 1995 | 88,852 | 1994 | 93,849 | 1993 | 103,577 | 1992 | 116,377 | 1991 | 126,243 | 1990 | 130,352 | 1989 | 132,407 | 1988 | 132,700 | 1987 | 131,507 | 1986 | 129,717 | 1985 | 128,003 | 1984 | 126,224 | 1983 | 123,977 | 1982 | 120,926 | 1981 | 116,320 | 1980 | 109,728 | 1979 | 101,494 | 1978 | 92,168 | 1977 | 82,308 | 1976 | 72,774 | 1975 | 64,282 | 1974 | 56,952 | 1973 | 50,705 | 1972 | 45,878 | 1971 | 42,784 | 1970 | 41,460 | 1969 | 41,814 | 1968 | 43,853 | 1967 | 47,171 | 1966 | 50,960 | 1965 | 54,687 | 1964 | 58,260 | 1963 | 61,630 | 1962 | 64,408 | 1961 | 66,292 | 1960 | 67,088 |
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