Year | Value | 2022 | 513,345 | 2021 | 517,384 | 2020 | 520,925 | 2019 | 523,757 | 2018 | 525,470 | 2017 | 526,676 | 2016 | 527,997 | 2015 | 529,039 | 2014 | 529,224 | 2013 | 527,663 | 2012 | 523,566 | 2011 | 517,721 | 2010 | 512,235 | 2009 | 508,357 | 2008 | 506,676 | 2007 | 507,771 | 2006 | 510,720 | 2005 | 513,705 | 2004 | 515,448 | 2003 | 515,612 | 2002 | 515,774 | 2001 | 517,217 | 2000 | 519,284 | 1999 | 522,439 | 1998 | 526,998 | 1997 | 530,885 | 1996 | 532,534 | 1995 | 532,279 | 1994 | 530,253 | 1993 | 526,236 | 1992 | 520,331 | 1991 | 513,053 | 1990 | 505,005 | 1989 | 497,012 | 1988 | 490,156 | 1987 | 484,216 | 1986 | 478,622 | 1985 | 473,531 | 1984 | 468,515 | 1983 | 463,199 | 1982 | 458,428 | 1981 | 454,378 | 1980 | 450,206 | 1979 | 446,127 | 1978 | 442,674 | 1977 | 439,368 | 1976 | 435,738 | 1975 | 431,957 | 1974 | 427,895 | 1973 | 423,273 | 1972 | 418,875 | 1971 | 415,227 | 1970 | 411,174 | 1969 | 406,760 | 1968 | 402,401 | 1967 | 397,217 | 1966 | 390,991 | 1965 | 384,286 | 1964 | 377,234 | 1963 | 369,551 | 1962 | 361,147 | 1961 | 351,951 | 1960 | 342,011 |
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