Year | Value | 2022 | 435,071 | 2021 | 446,991 | 2020 | 457,790 | 2019 | 466,450 | 2018 | 474,635 | 2017 | 483,374 | 2016 | 492,386 | 2015 | 500,451 | 2014 | 507,018 | 2013 | 510,145 | 2012 | 508,451 | 2011 | 498,301 | 2010 | 485,707 | 2009 | 478,378 | 2008 | 473,549 | 2007 | 471,452 | 2006 | 471,040 | 2005 | 471,090 | 2004 | 469,499 | 2003 | 464,062 | 2002 | 454,444 | 2001 | 442,144 | 2000 | 430,062 | 1999 | 420,084 | 1998 | 412,675 | 1997 | 407,722 | 1996 | 404,476 | 1995 | 401,284 | 1994 | 395,475 | 1993 | 387,533 | 1992 | 379,233 | 1991 | 370,074 | 1990 | 360,022 | 1989 | 349,717 | 1988 | 339,171 | 1987 | 328,105 | 1986 | 316,896 | 1985 | 305,011 | 1984 | 291,246 | 1983 | 277,194 | 1982 | 264,208 | 1981 | 251,100 | 1980 | 238,416 | 1979 | 226,887 | 1978 | 215,274 | 1977 | 204,541 | 1976 | 196,106 | 1975 | 188,692 | 1974 | 182,033 | 1973 | 177,316 | 1972 | 173,174 | 1971 | 167,892 | 1970 | 162,175 | 1969 | 156,477 | 1968 | 150,841 | 1967 | 146,182 | 1966 | 143,648 | 1965 | 142,237 | 1964 | 141,452 | 1963 | 142,012 | 1962 | 143,426 | 1961 | 144,781 | 1960 | 145,428 |
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