Year | Value | 2022 | 262,593 | 2021 | 263,643 | 2020 | 264,583 | 2019 | 268,497 | 2018 | 270,854 | 2017 | 272,182 | 2016 | 273,534 | 2015 | 272,117 | 2014 | 268,790 | 2013 | 268,578 | 2012 | 271,475 | 2011 | 275,403 | 2010 | 279,108 | 2009 | 281,865 | 2008 | 283,387 | 2007 | 283,693 | 2006 | 284,502 | 2005 | 287,424 | 2004 | 294,559 | 2003 | 304,994 | 2002 | 317,331 | 2001 | 330,965 | 2000 | 341,605 | 1999 | 348,970 | 1998 | 356,262 | 1997 | 364,851 | 1996 | 375,700 | 1995 | 387,424 | 1994 | 398,353 | 1993 | 407,889 | 1992 | 415,214 | 1991 | 416,992 | 1990 | 413,016 | 1989 | 407,921 | 1988 | 404,355 | 1987 | 402,163 | 1986 | 401,770 | 1985 | 404,497 | 1984 | 409,732 | 1983 | 415,852 | 1982 | 421,328 | 1981 | 424,170 | 1980 | 421,386 | 1979 | 413,981 | 1978 | 406,885 | 1977 | 401,012 | 1976 | 395,592 | 1975 | 383,502 | 1974 | 370,099 | 1973 | 366,563 | 1972 | 370,612 | 1971 | 375,828 | 1970 | 376,593 | 1969 | 375,606 | 1968 | 376,594 | 1967 | 375,249 | 1966 | 374,169 | 1965 | 378,720 | 1964 | 384,433 | 1963 | 386,402 | 1962 | 386,311 | 1961 | 384,174 | 1960 | 376,237 |
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