Year | Value | 2022 | 217,725 | 2021 | 214,636 | 2020 | 206,560 | 2019 | 197,847 | 2018 | 189,148 | 2017 | 182,310 | 2016 | 178,524 | 2015 | 177,521 | 2014 | 178,754 | 2013 | 181,795 | 2012 | 184,706 | 2011 | 186,693 | 2010 | 188,391 | 2009 | 188,927 | 2008 | 189,554 | 2007 | 192,530 | 2006 | 196,655 | 2005 | 200,210 | 2004 | 203,220 | 2003 | 205,185 | 2002 | 205,713 | 2001 | 204,849 | 2000 | 203,030 | 1999 | 199,258 | 1998 | 193,611 | 1997 | 186,913 | 1996 | 177,348 | 1995 | 165,452 | 1994 | 155,388 | 1993 | 147,130 | 1992 | 139,068 | 1991 | 134,545 | 1990 | 133,775 | 1989 | 132,515 | 1988 | 130,199 | 1987 | 128,267 | 1986 | 126,057 | 1985 | 124,059 | 1984 | 123,392 | 1983 | 124,118 | 1982 | 126,405 | 1981 | 129,923 | 1980 | 133,357 | 1979 | 135,982 | 1978 | 137,884 | 1977 | 138,622 | 1976 | 138,528 | 1975 | 138,171 | 1974 | 138,233 | 1973 | 140,002 | 1972 | 142,305 | 1971 | 143,932 | 1970 | 144,314 | 1969 | 141,497 | 1968 | 129,707 | 1967 | 111,781 | 1966 | 94,790 | 1965 | 82,723 | 1964 | 79,380 | 1963 | 86,392 | 1962 | 99,829 | 1961 | 112,170 | 1960 | 118,932 |
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