Year | Value | 2022 | 788,321 | 2021 | 790,749 | 2020 | 799,891 | 2019 | 799,296 | 2018 | 786,791 | 2017 | 763,364 | 2016 | 734,246 | 2015 | 704,507 | 2014 | 678,200 | 2013 | 657,709 | 2012 | 643,073 | 2011 | 632,870 | 2010 | 625,015 | 2009 | 617,975 | 2008 | 606,780 | 2007 | 595,510 | 2006 | 588,204 | 2005 | 580,506 | 2004 | 572,814 | 2003 | 565,455 | 2002 | 559,583 | 2001 | 556,630 | 2000 | 558,470 | 1999 | 567,566 | 1998 | 583,664 | 1997 | 607,990 | 1996 | 637,648 | 1995 | 668,057 | 1994 | 698,550 | 1993 | 717,360 | 1992 | 719,611 | 1991 | 712,659 | 1990 | 696,490 | 1989 | 679,786 | 1988 | 668,810 | 1987 | 628,667 | 1986 | 589,991 | 1985 | 564,915 | 1984 | 552,603 | 1983 | 540,315 | 1982 | 525,141 | 1981 | 504,479 | 1980 | 464,713 | 1979 | 408,301 | 1978 | 353,146 | 1977 | 314,756 | 1976 | 302,160 | 1975 | 322,836 | 1974 | 375,345 | 1973 | 439,889 | 1972 | 494,483 | 1971 | 528,845 | 1970 | 539,279 | 1969 | 520,761 | 1968 | 477,919 | 1967 | 424,123 | 1966 | 379,261 | 1965 | 356,903 | 1964 | 356,158 | 1963 | 374,351 | 1962 | 403,071 | 1961 | 424,061 | 1960 | 426,684 |
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