Year | Value | 2022 | 680,478 | 2021 | 664,409 | 2020 | 650,076 | 2019 | 637,049 | 2018 | 625,085 | 2017 | 614,044 | 2016 | 603,291 | 2015 | 592,455 | 2014 | 581,331 | 2013 | 569,470 | 2012 | 556,412 | 2011 | 542,067 | 2010 | 526,485 | 2009 | 509,132 | 2008 | 492,171 | 2007 | 477,959 | 2006 | 464,767 | 2005 | 451,157 | 2004 | 437,936 | 2003 | 422,547 | 2002 | 401,626 | 2001 | 378,520 | 2000 | 358,340 | 1999 | 341,816 | 1998 | 327,129 | 1997 | 315,034 | 1996 | 300,982 | 1995 | 286,780 | 1994 | 281,857 | 1993 | 282,506 | 1992 | 279,957 | 1991 | 274,166 | 1990 | 268,626 | 1989 | 262,998 | 1988 | 257,732 | 1987 | 252,694 | 1986 | 247,488 | 1985 | 242,392 | 1984 | 237,331 | 1983 | 232,159 | 1982 | 226,890 | 1981 | 221,567 | 1980 | 216,091 | 1979 | 210,605 | 1978 | 204,807 | 1977 | 198,387 | 1976 | 191,670 | 1975 | 185,023 | 1974 | 178,528 | 1973 | 172,183 | 1972 | 165,845 | 1971 | 159,736 | 1970 | 154,034 | 1969 | 148,545 | 1968 | 143,275 | 1967 | 138,725 | 1966 | 134,860 | 1965 | 131,140 | 1964 | 127,474 | 1963 | 123,905 | 1962 | 120,502 | 1961 | 117,112 | 1960 | 113,818 |
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