Year | Value | 2022 | 620,657 | 2021 | 604,692 | 2020 | 588,392 | 2019 | 571,599 | 2018 | 555,930 | 2017 | 542,262 | 2016 | 530,958 | 2015 | 521,354 | 2014 | 512,932 | 2013 | 505,701 | 2012 | 499,372 | 2011 | 494,364 | 2010 | 491,127 | 2009 | 493,533 | 2008 | 493,118 | 2007 | 493,248 | 2006 | 491,906 | 2005 | 487,725 | 2004 | 481,209 | 2003 | 473,074 | 2002 | 462,575 | 2001 | 450,649 | 2000 | 439,132 | 1999 | 427,543 | 1998 | 415,450 | 1997 | 403,409 | 1996 | 391,907 | 1995 | 381,135 | 1994 | 371,186 | 1993 | 362,185 | 1992 | 353,673 | 1991 | 344,269 | 1990 | 333,705 | 1989 | 322,520 | 1988 | 310,595 | 1987 | 298,305 | 1986 | 286,765 | 1985 | 276,642 | 1984 | 267,524 | 1983 | 258,925 | 1982 | 250,817 | 1981 | 242,686 | 1980 | 234,377 | 1979 | 226,003 | 1978 | 217,389 | 1977 | 208,647 | 1976 | 200,204 | 1975 | 192,144 | 1974 | 184,290 | 1973 | 176,666 | 1972 | 169,370 | 1971 | 162,621 | 1970 | 156,189 | 1969 | 150,181 | 1968 | 144,821 | 1967 | 139,641 | 1966 | 134,210 | 1965 | 128,352 | 1964 | 122,177 | 1963 | 115,605 | 1962 | 108,741 | 1961 | 102,024 | 1960 | 95,764 |
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