Year | Value | 2022 | 570,973 | 2021 | 568,743 | 2020 | 567,341 | 2019 | 566,024 | 2018 | 564,096 | 2017 | 561,980 | 2016 | 559,329 | 2015 | 555,423 | 2014 | 551,262 | 2013 | 547,819 | 2012 | 544,728 | 2011 | 541,878 | 2010 | 541,939 | 2009 | 542,145 | 2008 | 538,951 | 2007 | 534,174 | 2006 | 527,651 | 2005 | 518,657 | 2004 | 507,746 | 2003 | 496,385 | 2002 | 485,069 | 2001 | 473,740 | 2000 | 462,109 | 1999 | 450,449 | 1998 | 438,714 | 1997 | 426,509 | 1996 | 414,092 | 1995 | 401,890 | 1994 | 389,829 | 1993 | 377,872 | 1992 | 366,663 | 1991 | 356,861 | 1990 | 348,572 | 1989 | 341,701 | 1988 | 336,111 | 1987 | 331,186 | 1986 | 326,355 | 1985 | 321,676 | 1984 | 317,273 | 1983 | 312,921 | 1982 | 308,369 | 1981 | 303,688 | 1980 | 298,864 | 1979 | 293,845 | 1978 | 288,778 | 1977 | 283,633 | 1976 | 278,446 | 1975 | 273,265 | 1974 | 267,765 | 1973 | 261,964 | 1972 | 256,133 | 1971 | 250,084 | 1970 | 243,824 | 1969 | 237,500 | 1968 | 229,835 | 1967 | 222,117 | 1966 | 216,319 | 1965 | 211,597 | 1964 | 207,698 | 1963 | 205,882 | 1962 | 204,677 | 1961 | 202,093 | 1960 | 199,054 |
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