Year | Value | 2022 | 256,759 | 2021 | 260,131 | 2020 | 264,029 | 2019 | 268,378 | 2018 | 271,912 | 2017 | 275,252 | 2016 | 278,821 | 2015 | 281,293 | 2014 | 284,310 | 2013 | 288,389 | 2012 | 291,872 | 2011 | 295,653 | 2010 | 300,181 | 2009 | 303,655 | 2008 | 305,989 | 2007 | 308,309 | 2006 | 310,318 | 2005 | 312,279 | 2004 | 315,734 | 2003 | 321,070 | 2002 | 327,244 | 2001 | 333,240 | 2000 | 340,137 | 1999 | 347,185 | 1998 | 353,088 | 1997 | 358,726 | 1996 | 364,067 | 1995 | 367,286 | 1994 | 368,860 | 1993 | 370,510 | 1992 | 372,056 | 1991 | 374,857 | 1990 | 379,765 | 1989 | 384,426 | 1988 | 387,715 | 1987 | 390,220 | 1986 | 391,439 | 1985 | 391,122 | 1984 | 389,566 | 1983 | 387,101 | 1982 | 384,091 | 1981 | 380,842 | 1980 | 377,714 | 1979 | 375,756 | 1978 | 375,454 | 1977 | 376,480 | 1976 | 378,366 | 1975 | 380,340 | 1974 | 382,341 | 1973 | 384,937 | 1972 | 388,245 | 1971 | 391,966 | 1970 | 395,508 | 1969 | 398,389 | 1968 | 399,933 | 1967 | 399,975 | 1966 | 399,194 | 1965 | 398,088 | 1964 | 395,424 | 1963 | 390,996 | 1962 | 385,475 | 1961 | 378,462 | 1960 | 369,727 |
|