Year | Value | 2022 | 651,500 | 2021 | 647,556 | 2020 | 642,949 | 2019 | 638,148 | 2018 | 632,609 | 2017 | 626,815 | 2016 | 621,238 | 2015 | 616,616 | 2014 | 611,933 | 2013 | 606,166 | 2012 | 599,481 | 2011 | 592,180 | 2010 | 583,629 | 2009 | 573,371 | 2008 | 562,168 | 2007 | 550,716 | 2006 | 539,087 | 2005 | 526,689 | 2004 | 513,460 | 2003 | 499,890 | 2002 | 486,017 | 2001 | 471,859 | 2000 | 458,045 | 1999 | 444,121 | 1998 | 430,082 | 1997 | 415,670 | 1996 | 399,682 | 1995 | 382,499 | 1994 | 365,659 | 1993 | 349,373 | 1992 | 333,994 | 1991 | 320,993 | 1990 | 310,292 | 1989 | 301,378 | 1988 | 293,839 | 1987 | 287,590 | 1986 | 282,582 | 1985 | 278,687 | 1984 | 275,677 | 1983 | 273,262 | 1982 | 271,474 | 1981 | 270,463 | 1980 | 270,307 | 1979 | 271,015 | 1978 | 272,735 | 1977 | 274,394 | 1976 | 274,024 | 1975 | 270,414 | 1974 | 263,634 | 1973 | 253,694 | 1972 | 241,527 | 1971 | 229,580 | 1970 | 219,299 | 1969 | 210,423 | 1968 | 202,648 | 1967 | 196,241 | 1966 | 190,695 | 1965 | 185,641 | 1964 | 181,340 | 1963 | 178,149 | 1962 | 175,607 | 1961 | 172,933 | 1960 | 169,870 |
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