Year | Value | 2022 | 609,507 | 2021 | 576,126 | 2020 | 544,629 | 2019 | 512,123 | 2018 | 486,284 | 2017 | 469,619 | 2016 | 455,872 | 2015 | 443,716 | 2014 | 434,101 | 2013 | 427,307 | 2012 | 422,976 | 2011 | 420,137 | 2010 | 418,003 | 2009 | 416,202 | 2008 | 415,986 | 2007 | 415,415 | 2006 | 412,849 | 2005 | 409,760 | 2004 | 405,741 | 2003 | 400,655 | 2002 | 394,510 | 2001 | 387,172 | 2000 | 378,608 | 1999 | 368,822 | 1998 | 357,398 | 1997 | 345,168 | 1996 | 333,910 | 1995 | 324,665 | 1994 | 317,298 | 1993 | 311,847 | 1992 | 307,840 | 1991 | 303,296 | 1990 | 297,148 | 1989 | 289,614 | 1988 | 280,659 | 1987 | 270,652 | 1986 | 260,981 | 1985 | 252,698 | 1984 | 245,568 | 1983 | 239,434 | 1982 | 234,396 | 1981 | 229,749 | 1980 | 224,954 | 1979 | 220,206 | 1978 | 215,744 | 1977 | 211,216 | 1976 | 206,301 | 1975 | 200,973 | 1974 | 195,161 | 1973 | 188,757 | 1972 | 181,988 | 1971 | 175,350 | 1970 | 169,221 | 1969 | 163,564 | 1968 | 158,269 | 1967 | 153,370 | 1966 | 148,728 | 1965 | 144,163 | 1964 | 139,769 | 1963 | 135,677 | 1962 | 131,782 | 1961 | 128,005 | 1960 | 124,334 |
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