Year | Value | 2022 | 331,312 | 2021 | 343,313 | 2020 | 352,683 | 2019 | 357,479 | 2018 | 353,729 | 2017 | 346,470 | 2016 | 339,194 | 2015 | 332,186 | 2014 | 326,228 | 2013 | 324,825 | 2012 | 326,389 | 2011 | 325,912 | 2010 | 326,768 | 2009 | 326,997 | 2008 | 328,328 | 2007 | 327,775 | 2006 | 326,308 | 2005 | 327,410 | 2004 | 332,796 | 2003 | 340,839 | 2002 | 354,110 | 2001 | 362,163 | 2000 | 364,054 | 1999 | 360,597 | 1998 | 353,229 | 1997 | 344,447 | 1996 | 335,791 | 1995 | 313,675 | 1994 | 296,593 | 1993 | 277,783 | 1992 | 260,807 | 1991 | 246,880 | 1990 | 234,162 | 1989 | 225,269 | 1988 | 215,416 | 1987 | 205,470 | 1986 | 193,926 | 1985 | 177,216 | 1984 | 157,553 | 1983 | 138,707 | 1982 | 120,837 | 1981 | 107,324 | 1980 | 100,376 | 1979 | 97,938 | 1978 | 95,045 | 1977 | 97,299 | 1976 | 100,169 | 1975 | 103,474 | 1974 | 106,662 | 1973 | 109,212 | 1972 | 112,363 | 1971 | 116,288 | 1970 | 119,053 | 1969 | 120,350 | 1968 | 121,879 | 1967 | 121,742 | 1966 | 120,294 | 1965 | 120,052 | 1964 | 117,785 | 1963 | 116,053 | 1962 | 113,627 | 1961 | 110,705 | 1960 | 110,533 |
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