Year | Value | 2022 | 594,560 | 2021 | 641,963 | 2020 | 679,114 | 2019 | 706,694 | 2018 | 719,380 | 2017 | 722,890 | 2016 | 720,211 | 2015 | 713,137 | 2014 | 709,233 | 2013 | 702,328 | 2012 | 682,199 | 2011 | 656,665 | 2010 | 620,340 | 2009 | 577,482 | 2008 | 546,478 | 2007 | 534,061 | 2006 | 531,250 | 2005 | 537,601 | 2004 | 558,081 | 2003 | 584,196 | 2002 | 612,923 | 2001 | 647,640 | 2000 | 672,794 | 1999 | 676,197 | 1998 | 671,096 | 1997 | 668,485 | 1996 | 664,863 | 1995 | 662,528 | 1994 | 662,950 | 1993 | 662,921 | 1992 | 657,461 | 1991 | 655,005 | 1990 | 655,569 | 1989 | 650,456 | 1988 | 644,543 | 1987 | 637,798 | 1986 | 632,280 | 1985 | 619,484 | 1984 | 599,097 | 1983 | 551,478 | 1982 | 478,434 | 1981 | 419,735 | 1980 | 388,817 | 1979 | 382,655 | 1978 | 417,149 | 1977 | 484,688 | 1976 | 536,674 | 1975 | 559,861 | 1974 | 564,244 | 1973 | 557,085 | 1972 | 543,543 | 1971 | 526,587 | 1970 | 510,388 | 1969 | 495,102 | 1968 | 482,397 | 1967 | 468,189 | 1966 | 451,711 | 1965 | 437,464 | 1964 | 424,766 | 1963 | 413,232 | 1962 | 402,920 | 1961 | 392,718 | 1960 | 382,347 |
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