Year | Value | 2022 | 562,293 | 2021 | 564,805 | 2020 | 568,509 | 2019 | 573,156 | 2018 | 577,092 | 2017 | 581,189 | 2016 | 584,972 | 2015 | 588,152 | 2014 | 590,244 | 2013 | 590,853 | 2012 | 589,545 | 2011 | 585,348 | 2010 | 578,577 | 2009 | 571,228 | 2008 | 566,010 | 2007 | 565,407 | 2006 | 569,349 | 2005 | 575,918 | 2004 | 584,486 | 2003 | 594,720 | 2002 | 605,420 | 2001 | 617,136 | 2000 | 630,942 | 1999 | 646,008 | 1998 | 660,556 | 1997 | 673,434 | 1996 | 685,366 | 1995 | 695,563 | 1994 | 701,894 | 1993 | 704,161 | 1992 | 703,085 | 1991 | 698,002 | 1990 | 689,789 | 1989 | 680,621 | 1988 | 671,169 | 1987 | 661,805 | 1986 | 653,174 | 1985 | 645,941 | 1984 | 640,191 | 1983 | 636,256 | 1982 | 633,821 | 1981 | 631,904 | 1980 | 630,460 | 1979 | 629,605 | 1978 | 629,134 | 1977 | 629,524 | 1976 | 631,050 | 1975 | 633,262 | 1974 | 636,415 | 1973 | 639,724 | 1972 | 642,328 | 1971 | 644,252 | 1970 | 645,676 | 1969 | 646,401 | 1968 | 645,773 | 1967 | 644,288 | 1966 | 642,465 | 1965 | 639,443 | 1964 | 634,603 | 1963 | 628,413 | 1962 | 621,291 | 1961 | 613,481 | 1960 | 604,607 |
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