Year | Value | 2022 | 538,097 | 2021 | 527,639 | 2020 | 518,240 | 2019 | 504,434 | 2018 | 488,937 | 2017 | 474,449 | 2016 | 460,565 | 2015 | 446,960 | 2014 | 433,434 | 2013 | 419,682 | 2012 | 405,925 | 2011 | 392,665 | 2010 | 380,285 | 2009 | 368,663 | 2008 | 357,633 | 2007 | 347,278 | 2006 | 337,431 | 2005 | 328,145 | 2004 | 319,539 | 2003 | 311,407 | 2002 | 303,632 | 2001 | 296,027 | 2000 | 288,529 | 1999 | 281,504 | 1998 | 275,181 | 1997 | 269,453 | 1996 | 264,013 | 1995 | 258,523 | 1994 | 252,698 | 1993 | 246,326 | 1992 | 239,711 | 1991 | 233,274 | 1990 | 226,960 | 1989 | 220,737 | 1988 | 214,984 | 1987 | 209,805 | 1986 | 204,724 | 1985 | 199,348 | 1984 | 193,608 | 1983 | 188,270 | 1982 | 182,902 | 1981 | 177,211 | 1980 | 172,254 | 1979 | 168,073 | 1978 | 164,667 | 1977 | 161,797 | 1976 | 158,872 | 1975 | 155,537 | 1974 | 151,763 | 1973 | 147,464 | 1972 | 142,666 | 1971 | 137,842 | 1970 | 133,291 | 1969 | 128,984 | 1968 | 124,774 | 1967 | 120,851 | 1966 | 116,846 | 1965 | 112,619 | 1964 | 108,645 | 1963 | 104,883 | 1962 | 101,285 | 1961 | 97,799 | 1960 | 94,393 |
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