Year | Value | 2022 | 215,031 | 2021 | 219,272 | 2020 | 220,748 | 2019 | 220,556 | 2018 | 218,451 | 2017 | 214,611 | 2016 | 208,746 | 2015 | 201,550 | 2014 | 193,900 | 2013 | 186,240 | 2012 | 179,981 | 2011 | 176,957 | 2010 | 177,221 | 2009 | 179,593 | 2008 | 183,245 | 2007 | 186,655 | 2006 | 189,176 | 2005 | 190,927 | 2004 | 191,319 | 2003 | 192,159 | 2002 | 195,482 | 2001 | 200,093 | 2000 | 204,997 | 1999 | 209,469 | 1998 | 211,957 | 1997 | 212,794 | 1996 | 212,202 | 1995 | 209,694 | 1994 | 205,208 | 1993 | 199,713 | 1992 | 193,588 | 1991 | 185,355 | 1990 | 174,926 | 1989 | 166,181 | 1988 | 158,972 | 1987 | 151,662 | 1986 | 147,355 | 1985 | 146,160 | 1984 | 144,628 | 1983 | 142,494 | 1982 | 140,401 | 1981 | 137,820 | 1980 | 135,893 | 1979 | 134,870 | 1978 | 134,897 | 1977 | 136,884 | 1976 | 140,124 | 1975 | 143,013 | 1974 | 145,406 | 1973 | 147,415 | 1972 | 148,081 | 1971 | 147,918 | 1970 | 148,168 | 1969 | 148,693 | 1968 | 150,174 | 1967 | 152,652 | 1966 | 154,760 | 1965 | 154,399 | 1964 | 150,966 | 1963 | 138,975 | 1962 | 119,702 | 1961 | 101,125 | 1960 | 86,459 |
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