Year | Value | 2022 | 640,385 | 2021 | 631,228 | 2020 | 629,878 | 2019 | 627,427 | 2018 | 623,319 | 2017 | 619,270 | 2016 | 617,086 | 2015 | 615,901 | 2014 | 614,645 | 2013 | 615,543 | 2012 | 617,158 | 2011 | 618,917 | 2010 | 620,239 | 2009 | 621,054 | 2008 | 621,710 | 2007 | 623,190 | 2006 | 626,127 | 2005 | 629,862 | 2004 | 633,621 | 2003 | 637,741 | 2002 | 642,160 | 2001 | 646,722 | 2000 | 651,122 | 1999 | 647,668 | 1998 | 645,248 | 1997 | 651,180 | 1996 | 658,673 | 1995 | 668,895 | 1994 | 681,549 | 1993 | 696,893 | 1992 | 716,629 | 1991 | 731,093 | 1990 | 734,308 | 1989 | 732,882 | 1988 | 729,143 | 1987 | 723,730 | 1986 | 717,180 | 1985 | 711,129 | 1984 | 705,747 | 1983 | 700,486 | 1982 | 695,058 | 1981 | 689,457 | 1980 | 683,975 | 1979 | 679,219 | 1978 | 674,864 | 1977 | 669,611 | 1976 | 663,982 | 1975 | 658,454 | 1974 | 652,480 | 1973 | 646,016 | 1972 | 638,940 | 1971 | 630,909 | 1970 | 622,307 | 1969 | 614,167 | 1968 | 605,806 | 1967 | 598,325 | 1966 | 591,658 | 1965 | 583,209 | 1964 | 573,163 | 1963 | 562,782 | 1962 | 552,783 | 1961 | 543,128 | 1960 | 534,938 |
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