Year | Value | 2022 | 362,742 | 2021 | 385,109 | 2020 | 403,474 | 2019 | 417,717 | 2018 | 419,081 | 2017 | 410,244 | 2016 | 397,742 | 2015 | 381,587 | 2014 | 365,543 | 2013 | 358,651 | 2012 | 357,644 | 2011 | 351,981 | 2010 | 341,175 | 2009 | 330,800 | 2008 | 319,946 | 2007 | 309,458 | 2006 | 304,720 | 2005 | 307,738 | 2004 | 314,131 | 2003 | 322,430 | 2002 | 334,632 | 2001 | 352,316 | 2000 | 374,012 | 1999 | 398,473 | 1998 | 420,007 | 1997 | 430,960 | 1996 | 431,714 | 1995 | 425,630 | 1994 | 413,387 | 1993 | 400,647 | 1992 | 393,733 | 1991 | 384,365 | 1990 | 369,190 | 1989 | 362,801 | 1988 | 359,968 | 1987 | 353,938 | 1986 | 353,062 | 1985 | 356,247 | 1984 | 354,569 | 1983 | 349,426 | 1982 | 345,825 | 1981 | 342,656 | 1980 | 340,394 | 1979 | 339,843 | 1978 | 342,158 | 1977 | 345,769 | 1976 | 350,317 | 1975 | 356,367 | 1974 | 362,553 | 1973 | 367,180 | 1972 | 369,898 | 1971 | 373,228 | 1970 | 377,765 | 1969 | 378,993 | 1968 | 379,944 | 1967 | 385,352 | 1966 | 390,754 | 1965 | 391,825 | 1964 | 389,596 | 1963 | 367,919 | 1962 | 326,799 | 1961 | 285,403 | 1960 | 252,365 |
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