Year | Value | 2022 | 202,220 | 2021 | 212,833 | 2020 | 221,689 | 2019 | 229,179 | 2018 | 236,193 | 2017 | 245,498 | 2016 | 257,456 | 2015 | 272,388 | 2014 | 275,596 | 2013 | 254,468 | 2012 | 235,151 | 2011 | 230,912 | 2010 | 229,494 | 2009 | 227,653 | 2008 | 225,163 | 2007 | 222,297 | 2006 | 218,651 | 2005 | 215,095 | 2004 | 211,132 | 2003 | 206,511 | 2002 | 202,608 | 2001 | 198,761 | 2000 | 194,222 | 1999 | 190,171 | 1998 | 186,882 | 1997 | 184,053 | 1996 | 181,687 | 1995 | 179,926 | 1994 | 178,358 | 1993 | 176,631 | 1992 | 174,710 | 1991 | 172,721 | 1990 | 170,984 | 1989 | 169,416 | 1988 | 167,852 | 1987 | 166,131 | 1986 | 163,264 | 1985 | 160,213 | 1984 | 157,778 | 1983 | 155,321 | 1982 | 153,071 | 1981 | 150,374 | 1980 | 146,958 | 1979 | 143,432 | 1978 | 156,551 | 1977 | 169,176 | 1976 | 148,698 | 1975 | 128,647 | 1974 | 123,285 | 1973 | 115,868 | 1972 | 107,624 | 1971 | 98,738 | 1970 | 89,911 | 1969 | 83,100 | 1968 | 78,418 | 1967 | 74,936 | 1966 | 72,616 | 1965 | 70,925 | 1964 | 69,858 | 1963 | 69,232 | 1962 | 68,915 | 1961 | 68,673 | 1960 | 68,415 |
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