Year | Value | 2022 | 578,393 | 2021 | 567,839 | 2020 | 557,243 | 2019 | 544,692 | 2018 | 530,409 | 2017 | 515,789 | 2016 | 500,671 | 2015 | 485,554 | 2014 | 469,848 | 2013 | 453,671 | 2012 | 438,776 | 2011 | 425,568 | 2010 | 413,182 | 2009 | 401,251 | 2008 | 389,124 | 2007 | 375,592 | 2006 | 361,234 | 2005 | 346,262 | 2004 | 331,257 | 2003 | 319,006 | 2002 | 310,220 | 2001 | 304,067 | 2000 | 300,092 | 1999 | 296,801 | 1998 | 294,378 | 1997 | 293,093 | 1996 | 290,796 | 1995 | 287,606 | 1994 | 283,899 | 1993 | 278,963 | 1992 | 274,837 | 1991 | 271,514 | 1990 | 267,996 | 1989 | 265,166 | 1988 | 262,681 | 1987 | 259,542 | 1986 | 255,554 | 1985 | 251,343 | 1984 | 247,005 | 1983 | 242,887 | 1982 | 238,460 | 1981 | 233,281 | 1980 | 226,551 | 1979 | 218,563 | 1978 | 210,857 | 1977 | 203,073 | 1976 | 195,792 | 1975 | 191,444 | 1974 | 190,180 | 1973 | 189,954 | 1972 | 190,671 | 1971 | 192,098 | 1970 | 192,383 | 1969 | 191,180 | 1968 | 189,004 | 1967 | 186,501 | 1966 | 184,026 | 1965 | 181,026 | 1964 | 177,561 | 1963 | 174,297 | 1962 | 171,220 | 1961 | 168,080 | 1960 | 166,396 |
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