Year | Value | 2022 | 639,989 | 2021 | 641,465 | 2020 | 640,852 | 2019 | 640,430 | 2018 | 639,874 | 2017 | 639,185 | 2016 | 638,253 | 2015 | 637,471 | 2014 | 636,293 | 2013 | 634,809 | 2012 | 632,967 | 2011 | 630,904 | 2010 | 629,536 | 2009 | 627,622 | 2008 | 625,503 | 2007 | 622,800 | 2006 | 619,575 | 2005 | 616,351 | 2004 | 612,399 | 2003 | 608,280 | 2002 | 603,608 | 2001 | 599,151 | 2000 | 593,992 | 1999 | 587,606 | 1998 | 579,615 | 1997 | 572,962 | 1996 | 565,225 | 1995 | 558,868 | 1994 | 553,504 | 1993 | 545,254 | 1992 | 538,298 | 1991 | 530,738 | 1990 | 524,816 | 1989 | 521,198 | 1988 | 517,370 | 1987 | 514,001 | 1986 | 510,360 | 1985 | 506,655 | 1984 | 502,708 | 1983 | 497,609 | 1982 | 493,104 | 1981 | 487,116 | 1980 | 479,902 | 1979 | 471,766 | 1978 | 463,461 | 1977 | 457,218 | 1976 | 449,564 | 1975 | 442,099 | 1974 | 434,961 | 1973 | 428,257 | 1972 | 421,752 | 1971 | 415,140 | 1970 | 408,341 | 1969 | 401,397 | 1968 | 394,245 | 1967 | 386,813 | 1966 | 379,064 | 1965 | 370,979 | 1964 | 362,529 | 1963 | 353,663 | 1962 | 344,449 | 1961 | 334,956 | 1960 | 333,237 |
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