Year | Value | 2022 | 559,737 | 2021 | 550,490 | 2020 | 561,534 | 2019 | 582,493 | 2018 | 610,987 | 2017 | 642,535 | 2016 | 674,955 | 2015 | 705,442 | 2014 | 732,568 | 2013 | 758,132 | 2012 | 781,651 | 2011 | 798,668 | 2010 | 805,684 | 2009 | 802,169 | 2008 | 782,282 | 2007 | 752,487 | 2006 | 721,496 | 2005 | 689,586 | 2004 | 662,370 | 2003 | 642,873 | 2002 | 631,819 | 2001 | 627,696 | 2000 | 628,356 | 1999 | 634,653 | 1998 | 644,109 | 1997 | 653,680 | 1996 | 659,511 | 1995 | 659,846 | 1994 | 660,057 | 1993 | 656,557 | 1992 | 650,740 | 1991 | 651,317 | 1990 | 656,967 | 1989 | 674,577 | 1988 | 714,535 | 1987 | 734,303 | 1986 | 750,694 | 1985 | 762,621 | 1984 | 768,609 | 1983 | 766,202 | 1982 | 754,803 | 1981 | 733,790 | 1980 | 704,668 | 1979 | 672,189 | 1978 | 639,943 | 1977 | 611,282 | 1976 | 588,018 | 1975 | 570,168 | 1974 | 556,481 | 1973 | 543,218 | 1972 | 527,151 | 1971 | 505,141 | 1970 | 465,002 | 1969 | 407,371 | 1968 | 348,208 | 1967 | 305,738 | 1966 | 288,782 | 1965 | 304,493 | 1964 | 352,415 | 1963 | 412,368 | 1962 | 461,909 | 1961 | 490,568 | 1960 | 496,836 |
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