Year | Value | 2022 | 544,324 | 2021 | 541,524 | 2020 | 537,603 | 2019 | 533,607 | 2018 | 530,438 | 2017 | 527,559 | 2016 | 524,900 | 2015 | 523,064 | 2014 | 521,392 | 2013 | 518,451 | 2012 | 513,984 | 2011 | 507,873 | 2010 | 500,690 | 2009 | 491,437 | 2008 | 480,292 | 2007 | 469,184 | 2006 | 457,976 | 2005 | 446,430 | 2004 | 434,908 | 2003 | 423,318 | 2002 | 411,213 | 2001 | 398,908 | 2000 | 386,732 | 1999 | 374,542 | 1998 | 362,382 | 1997 | 350,919 | 1996 | 340,790 | 1995 | 332,120 | 1994 | 324,886 | 1993 | 319,011 | 1992 | 313,855 | 1991 | 308,871 | 1990 | 304,065 | 1989 | 299,505 | 1988 | 294,999 | 1987 | 290,343 | 1986 | 285,646 | 1985 | 280,842 | 1984 | 275,866 | 1983 | 270,900 | 1982 | 265,875 | 1981 | 260,770 | 1980 | 255,646 | 1979 | 250,159 | 1978 | 244,284 | 1977 | 238,317 | 1976 | 232,075 | 1975 | 225,557 | 1974 | 218,966 | 1973 | 211,938 | 1972 | 205,754 | 1971 | 201,561 | 1970 | 198,591 | 1969 | 196,568 | 1968 | 195,746 | 1967 | 194,696 | 1966 | 192,337 | 1965 | 189,493 | 1964 | 186,671 | 1963 | 184,128 | 1962 | 181,691 | 1961 | 178,938 | 1960 | 175,583 |
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