Year | Value | 2022 | 149,538 | 2021 | 150,267 | 2020 | 151,851 | 2019 | 153,705 | 2018 | 155,783 | 2017 | 158,258 | 2016 | 161,487 | 2015 | 165,047 | 2014 | 168,888 | 2013 | 172,474 | 2012 | 174,843 | 2011 | 174,384 | 2010 | 170,751 | 2009 | 165,420 | 2008 | 159,556 | 2007 | 153,527 | 2006 | 148,857 | 2005 | 145,780 | 2004 | 142,840 | 2003 | 139,705 | 2002 | 136,446 | 2001 | 133,224 | 2000 | 129,749 | 1999 | 126,278 | 1998 | 123,397 | 1997 | 121,593 | 1996 | 121,555 | 1995 | 123,011 | 1994 | 125,127 | 1993 | 127,488 | 1992 | 129,955 | 1991 | 132,504 | 1990 | 136,160 | 1989 | 140,895 | 1988 | 146,021 | 1987 | 151,456 | 1986 | 156,650 | 1985 | 162,786 | 1984 | 169,268 | 1983 | 173,299 | 1982 | 174,171 | 1981 | 172,759 | 1980 | 170,399 | 1979 | 168,544 | 1978 | 167,475 | 1977 | 167,283 | 1976 | 167,565 | 1975 | 166,996 | 1974 | 165,050 | 1973 | 161,655 | 1972 | 157,812 | 1971 | 154,274 | 1970 | 151,617 | 1969 | 150,558 | 1968 | 151,121 | 1967 | 152,393 | 1966 | 152,831 | 1965 | 151,840 | 1964 | 150,078 | 1963 | 148,143 | 1962 | 146,643 | 1961 | 145,686 | 1960 | 144,352 |
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