Year | Value | 2022 | 582,606 | 2021 | 570,324 | 2020 | 577,078 | 2019 | 592,958 | 2018 | 616,156 | 2017 | 642,832 | 2016 | 671,776 | 2015 | 700,414 | 2014 | 726,432 | 2013 | 749,853 | 2012 | 770,343 | 2011 | 784,477 | 2010 | 788,572 | 2009 | 782,560 | 2008 | 762,388 | 2007 | 734,313 | 2006 | 705,694 | 2005 | 676,594 | 2004 | 651,761 | 2003 | 633,659 | 2002 | 623,065 | 2001 | 618,811 | 2000 | 619,180 | 1999 | 624,790 | 1998 | 632,747 | 1997 | 641,042 | 1996 | 648,598 | 1995 | 656,484 | 1994 | 669,034 | 1993 | 678,015 | 1992 | 679,972 | 1991 | 680,746 | 1990 | 679,973 | 1989 | 687,719 | 1988 | 718,720 | 1987 | 735,501 | 1986 | 754,778 | 1985 | 769,976 | 1984 | 778,027 | 1983 | 777,630 | 1982 | 768,307 | 1981 | 749,427 | 1980 | 722,149 | 1979 | 691,053 | 1978 | 659,627 | 1977 | 630,947 | 1976 | 606,886 | 1975 | 587,801 | 1974 | 573,169 | 1973 | 558,918 | 1972 | 540,919 | 1971 | 515,924 | 1970 | 472,718 | 1969 | 411,956 | 1968 | 349,494 | 1967 | 304,462 | 1966 | 285,800 | 1965 | 299,991 | 1964 | 346,060 | 1963 | 404,404 | 1962 | 452,803 | 1961 | 484,737 | 1960 | 498,874 |
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