Year | Value | 2022 | 133,240 | 2021 | 135,893 | 2020 | 143,419 | 2019 | 144,771 | 2018 | 145,556 | 2017 | 146,402 | 2016 | 147,073 | 2015 | 146,315 | 2014 | 145,518 | 2013 | 144,381 | 2012 | 143,450 | 2011 | 142,914 | 2010 | 142,121 | 2009 | 141,121 | 2008 | 140,846 | 2007 | 141,427 | 2006 | 143,138 | 2005 | 145,978 | 2004 | 148,443 | 2003 | 150,198 | 2002 | 151,620 | 2001 | 152,660 | 2000 | 159,936 | 1999 | 164,179 | 1998 | 168,417 | 1997 | 171,647 | 1996 | 176,066 | 1995 | 182,273 | 1994 | 186,607 | 1993 | 186,511 | 1992 | 187,295 | 1991 | 191,482 | 1990 | 192,776 | 1989 | 190,894 | 1988 | 188,451 | 1987 | 184,479 | 1986 | 180,061 | 1985 | 171,989 | 1984 | 159,283 | 1983 | 148,279 | 1982 | 141,199 | 1981 | 138,026 | 1980 | 140,275 | 1979 | 146,883 | 1978 | 153,639 | 1977 | 159,089 | 1976 | 163,531 | 1975 | 167,409 | 1974 | 171,109 | 1973 | 174,518 | 1972 | 177,350 | 1971 | 179,466 | 1970 | 180,707 | 1969 | 180,611 | 1968 | 178,612 | 1967 | 174,517 | 1966 | 168,321 | 1965 | 160,486 | 1964 | 151,936 | 1963 | 143,655 | 1962 | 136,397 | 1961 | 130,471 | 1960 | 125,286 |
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