Year | Value | 2022 | 626,775 | 2021 | 623,154 | 2020 | 619,932 | 2019 | 615,637 | 2018 | 610,590 | 2017 | 605,429 | 2016 | 600,193 | 2015 | 594,938 | 2014 | 589,809 | 2013 | 584,829 | 2012 | 579,665 | 2011 | 574,033 | 2010 | 566,592 | 2009 | 557,572 | 2008 | 548,572 | 2007 | 539,584 | 2006 | 530,622 | 2005 | 521,680 | 2004 | 512,738 | 2003 | 503,815 | 2002 | 494,964 | 2001 | 486,510 | 2000 | 478,455 | 1999 | 470,377 | 1998 | 462,147 | 1997 | 453,764 | 1996 | 445,236 | 1995 | 436,545 | 1994 | 427,656 | 1993 | 418,524 | 1992 | 410,698 | 1991 | 404,752 | 1990 | 399,170 | 1989 | 393,454 | 1988 | 387,621 | 1987 | 381,671 | 1986 | 375,614 | 1985 | 369,474 | 1984 | 363,245 | 1983 | 356,923 | 1982 | 350,797 | 1981 | 345,167 | 1980 | 339,860 | 1979 | 334,647 | 1978 | 329,509 | 1977 | 324,431 | 1976 | 319,372 | 1975 | 316,854 | 1974 | 319,972 | 1973 | 322,394 | 1972 | 320,954 | 1971 | 319,288 | 1970 | 317,346 | 1969 | 315,166 | 1968 | 312,764 | 1967 | 310,148 | 1966 | 307,336 | 1965 | 304,533 | 1964 | 301,952 | 1963 | 299,277 | 1962 | 296,197 | 1961 | 292,928 | 1960 | 288,377 |
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