Year | Value | 2022 | 617,213 | 2021 | 619,211 | 2020 | 621,306 | 2019 | 622,028 | 2018 | 622,227 | 2017 | 622,373 | 2016 | 622,303 | 2015 | 622,159 | 2014 | 621,810 | 2013 | 621,207 | 2012 | 620,601 | 2011 | 620,079 | 2010 | 619,428 | 2009 | 618,294 | 2008 | 616,969 | 2007 | 615,875 | 2006 | 615,025 | 2005 | 614,261 | 2004 | 613,353 | 2003 | 612,267 | 2002 | 609,828 | 2001 | 607,389 | 2000 | 604,950 | 1999 | 606,001 | 1998 | 607,662 | 1997 | 609,520 | 1996 | 611,003 | 1995 | 611,712 | 1994 | 611,389 | 1993 | 610,170 | 1992 | 608,516 | 1991 | 607,105 | 1990 | 606,372 | 1989 | 606,571 | 1988 | 607,413 | 1987 | 608,144 | 1986 | 607,711 | 1985 | 605,398 | 1984 | 600,884 | 1983 | 594,506 | 1982 | 587,001 | 1981 | 579,445 | 1980 | 572,608 | 1979 | 566,888 | 1978 | 562,065 | 1977 | 557,576 | 1976 | 552,562 | 1975 | 546,487 | 1974 | 538,902 | 1973 | 530,220 | 1972 | 521,785 | 1971 | 515,449 | 1970 | 512,407 | 1969 | 513,340 | 1968 | 517,481 | 1967 | 522,796 | 1966 | 526,419 | 1965 | 526,327 | 1964 | 521,753 | 1963 | 513,409 | 1962 | 502,558 | 1961 | 491,140 | 1960 | 480,579 |
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