Year | Value | 2022 | 536,904 | 2021 | 499,022 | 2020 | 466,421 | 2019 | 442,663 | 2018 | 429,198 | 2017 | 424,417 | 2016 | 425,956 | 2015 | 431,019 | 2014 | 436,878 | 2013 | 441,270 | 2012 | 442,712 | 2011 | 441,160 | 2010 | 437,951 | 2009 | 432,672 | 2008 | 424,397 | 2007 | 414,427 | 2006 | 404,254 | 2005 | 394,785 | 2004 | 385,870 | 2003 | 377,276 | 2002 | 368,463 | 2001 | 359,095 | 2000 | 349,500 | 1999 | 339,934 | 1998 | 330,347 | 1997 | 320,324 | 1996 | 310,278 | 1995 | 300,692 | 1994 | 291,652 | 1993 | 283,241 | 1992 | 275,218 | 1991 | 267,285 | 1990 | 259,605 | 1989 | 252,557 | 1988 | 246,053 | 1987 | 240,117 | 1986 | 234,671 | 1985 | 229,146 | 1984 | 223,346 | 1983 | 217,157 | 1982 | 210,726 | 1981 | 204,453 | 1980 | 197,990 | 1979 | 191,278 | 1978 | 184,773 | 1977 | 178,708 | 1976 | 173,235 | 1975 | 168,389 | 1974 | 164,113 | 1973 | 160,281 | 1972 | 156,552 | 1971 | 152,454 | 1970 | 147,800 | 1969 | 142,759 | 1968 | 137,422 | 1967 | 131,811 | 1966 | 126,161 | 1965 | 120,652 | 1964 | 115,263 | 1963 | 109,917 | 1962 | 104,617 | 1961 | 99,410 | 1960 | 94,219 |
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