Year | Value | 2022 | 508,332 | 2021 | 490,145 | 2020 | 473,184 | 2019 | 456,664 | 2018 | 440,338 | 2017 | 424,561 | 2016 | 408,867 | 2015 | 392,836 | 2014 | 376,798 | 2013 | 361,901 | 2012 | 348,430 | 2011 | 335,473 | 2010 | 323,057 | 2009 | 311,147 | 2008 | 299,699 | 2007 | 288,784 | 2006 | 278,606 | 2005 | 269,116 | 2004 | 260,059 | 2003 | 251,419 | 2002 | 243,288 | 2001 | 235,849 | 2000 | 229,189 | 1999 | 222,327 | 1998 | 216,317 | 1997 | 212,815 | 1996 | 210,844 | 1995 | 209,451 | 1994 | 209,144 | 1993 | 208,585 | 1992 | 205,984 | 1991 | 202,345 | 1990 | 198,537 | 1989 | 195,017 | 1988 | 192,118 | 1987 | 189,571 | 1986 | 186,999 | 1985 | 184,253 | 1984 | 181,267 | 1983 | 178,256 | 1982 | 176,123 | 1981 | 173,389 | 1980 | 169,026 | 1979 | 165,202 | 1978 | 162,072 | 1977 | 159,101 | 1976 | 156,365 | 1975 | 153,515 | 1974 | 150,580 | 1973 | 147,720 | 1972 | 144,918 | 1971 | 142,177 | 1970 | 139,494 | 1969 | 136,854 | 1968 | 134,139 | 1967 | 131,365 | 1966 | 128,646 | 1965 | 125,976 | 1964 | 123,364 | 1963 | 120,926 | 1962 | 118,647 | 1961 | 116,509 | 1960 | 114,507 |
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