Year | Value | 2022 | 226,004 | 2021 | 233,546 | 2020 | 236,438 | 2019 | 234,945 | 2018 | 230,348 | 2017 | 226,510 | 2016 | 222,581 | 2015 | 219,063 | 2014 | 216,014 | 2013 | 214,694 | 2012 | 214,572 | 2011 | 216,545 | 2010 | 219,121 | 2009 | 220,939 | 2008 | 221,694 | 2007 | 221,079 | 2006 | 220,549 | 2005 | 220,714 | 2004 | 219,272 | 2003 | 217,957 | 2002 | 219,296 | 2001 | 220,447 | 2000 | 218,751 | 1999 | 216,457 | 1998 | 204,933 | 1997 | 182,299 | 1996 | 158,321 | 1995 | 137,345 | 1994 | 127,667 | 1993 | 136,496 | 1992 | 156,662 | 1991 | 176,956 | 1990 | 192,965 | 1989 | 200,233 | 1988 | 199,831 | 1987 | 196,051 | 1986 | 191,855 | 1985 | 187,260 | 1984 | 181,105 | 1983 | 175,758 | 1982 | 171,979 | 1981 | 169,064 | 1980 | 167,974 | 1979 | 167,614 | 1978 | 166,282 | 1977 | 163,718 | 1976 | 160,674 | 1975 | 156,963 | 1974 | 152,308 | 1973 | 147,767 | 1972 | 142,482 | 1971 | 136,531 | 1970 | 130,143 | 1969 | 124,272 | 1968 | 119,973 | 1967 | 116,376 | 1966 | 113,604 | 1965 | 112,752 | 1964 | 111,795 | 1963 | 108,790 | 1962 | 106,220 | 1961 | 103,461 | 1960 | 100,081 |
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