Year | Value | 2022 | 314,133 | 2021 | 326,067 | 2020 | 338,971 | 2019 | 350,650 | 2018 | 359,671 | 2017 | 365,755 | 2016 | 369,322 | 2015 | 370,399 | 2014 | 369,338 | 2013 | 369,123 | 2012 | 373,037 | 2011 | 382,164 | 2010 | 396,212 | 2009 | 413,337 | 2008 | 428,730 | 2007 | 437,403 | 2006 | 439,060 | 2005 | 436,122 | 2004 | 429,743 | 2003 | 421,459 | 2002 | 411,990 | 2001 | 398,773 | 2000 | 382,409 | 1999 | 367,383 | 1998 | 357,492 | 1997 | 356,160 | 1996 | 368,358 | 1995 | 392,087 | 1994 | 422,436 | 1993 | 457,687 | 1992 | 494,725 | 1991 | 530,248 | 1990 | 560,201 | 1989 | 582,280 | 1988 | 596,609 | 1987 | 604,828 | 1986 | 609,623 | 1985 | 613,262 | 1984 | 615,710 | 1983 | 614,819 | 1982 | 607,702 | 1981 | 591,867 | 1980 | 567,537 | 1979 | 537,796 | 1978 | 506,397 | 1977 | 477,664 | 1976 | 455,169 | 1975 | 439,743 | 1974 | 430,244 | 1973 | 424,578 | 1972 | 420,103 | 1971 | 414,823 | 1970 | 408,638 | 1969 | 401,974 | 1968 | 394,372 | 1967 | 386,346 | 1966 | 379,123 | 1965 | 372,103 | 1964 | 365,621 | 1963 | 361,371 | 1962 | 358,676 | 1961 | 355,951 | 1960 | 352,747 |
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