Year | Value | 2022 | 355,076 | 2021 | 347,266 | 2020 | 339,850 | 2019 | 331,210 | 2018 | 322,995 | 2017 | 315,887 | 2016 | 310,233 | 2015 | 306,742 | 2014 | 304,973 | 2013 | 303,673 | 2012 | 302,069 | 2011 | 300,108 | 2010 | 298,268 | 2009 | 297,257 | 2008 | 295,469 | 2007 | 295,336 | 2006 | 293,695 | 2005 | 291,107 | 2004 | 288,419 | 2003 | 284,265 | 2002 | 280,178 | 2001 | 278,372 | 2000 | 276,197 | 1999 | 272,240 | 1998 | 267,855 | 1997 | 262,486 | 1996 | 254,779 | 1995 | 245,646 | 1994 | 235,000 | 1993 | 223,814 | 1992 | 213,172 | 1991 | 201,165 | 1990 | 185,744 | 1989 | 178,931 | 1988 | 176,309 | 1987 | 174,564 | 1986 | 173,502 | 1985 | 173,172 | 1984 | 172,443 | 1983 | 172,139 | 1982 | 170,966 | 1981 | 169,813 | 1980 | 167,733 | 1979 | 164,537 | 1978 | 162,702 | 1977 | 163,397 | 1976 | 164,261 | 1975 | 164,585 | 1974 | 164,639 | 1973 | 162,008 | 1972 | 155,415 | 1971 | 150,005 | 1970 | 142,262 | 1969 | 132,105 | 1968 | 121,628 | 1967 | 111,783 | 1966 | 100,266 | 1965 | 92,432 | 1964 | 85,981 | 1963 | 81,114 | 1962 | 77,805 | 1961 | 74,543 | 1960 | 73,086 |
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