Year | Value | 2022 | 315,591 | 2021 | 336,166 | 2020 | 359,744 | 2019 | 379,065 | 2018 | 391,875 | 2017 | 398,710 | 2016 | 402,077 | 2015 | 403,360 | 2014 | 403,599 | 2013 | 404,294 | 2012 | 406,580 | 2011 | 409,628 | 2010 | 412,614 | 2009 | 416,576 | 2008 | 421,780 | 2007 | 427,833 | 2006 | 431,398 | 2005 | 430,086 | 2004 | 426,030 | 2003 | 420,371 | 2002 | 412,916 | 2001 | 404,998 | 2000 | 397,158 | 1999 | 390,745 | 1998 | 385,927 | 1997 | 381,320 | 1996 | 377,699 | 1995 | 374,692 | 1994 | 369,739 | 1993 | 362,073 | 1992 | 352,813 | 1991 | 342,902 | 1990 | 332,829 | 1989 | 326,383 | 1988 | 325,217 | 1987 | 326,586 | 1986 | 328,513 | 1985 | 329,677 | 1984 | 327,675 | 1983 | 321,666 | 1982 | 313,905 | 1981 | 306,667 | 1980 | 301,117 | 1979 | 299,686 | 1978 | 302,691 | 1977 | 309,262 | 1976 | 317,187 | 1975 | 323,896 | 1974 | 330,638 | 1973 | 336,616 | 1972 | 340,054 | 1971 | 341,713 | 1970 | 343,959 | 1969 | 346,784 | 1968 | 348,361 | 1967 | 347,218 | 1966 | 342,428 | 1965 | 333,804 | 1964 | 322,096 | 1963 | 307,762 | 1962 | 292,075 | 1961 | 276,358 | 1960 | 262,599 |
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