Year | Value | 2022 | 268,104 | 2021 | 261,270 | 2020 | 254,801 | 2019 | 250,208 | 2018 | 246,821 | 2017 | 244,598 | 2016 | 244,130 | 2015 | 243,649 | 2014 | 242,409 | 2013 | 240,669 | 2012 | 238,883 | 2011 | 237,796 | 2010 | 237,792 | 2009 | 238,441 | 2008 | 238,872 | 2007 | 238,411 | 2006 | 237,240 | 2005 | 235,934 | 2004 | 233,484 | 2003 | 229,655 | 2002 | 224,869 | 2001 | 218,362 | 2000 | 210,200 | 1999 | 202,067 | 1998 | 194,222 | 1997 | 185,966 | 1996 | 178,123 | 1995 | 170,549 | 1994 | 162,559 | 1993 | 155,240 | 1992 | 149,489 | 1991 | 144,265 | 1990 | 139,364 | 1989 | 135,509 | 1988 | 132,078 | 1987 | 128,381 | 1986 | 124,655 | 1985 | 120,894 | 1984 | 117,189 | 1983 | 113,664 | 1982 | 110,448 | 1981 | 107,794 | 1980 | 105,982 | 1979 | 105,107 | 1978 | 105,114 | 1977 | 105,654 | 1976 | 106,178 | 1975 | 106,318 | 1974 | 106,002 | 1973 | 105,189 | 1972 | 104,054 | 1971 | 103,123 | 1970 | 102,996 | 1969 | 103,660 | 1968 | 104,639 | 1967 | 105,758 | 1966 | 106,775 | 1965 | 107,516 | 1964 | 108,023 | 1963 | 108,452 | 1962 | 108,827 | 1961 | 109,074 | 1960 | 109,322 |
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