Year | Value | 2022 | 270,239 | 2021 | 277,212 | 2020 | 290,725 | 2019 | 303,667 | 2018 | 316,547 | 2017 | 333,605 | 2016 | 353,400 | 2015 | 375,908 | 2014 | 398,830 | 2013 | 415,773 | 2012 | 426,742 | 2011 | 434,447 | 2010 | 437,247 | 2009 | 435,648 | 2008 | 433,748 | 2007 | 432,701 | 2006 | 432,500 | 2005 | 433,662 | 2004 | 436,307 | 2003 | 440,693 | 2002 | 446,698 | 2001 | 450,468 | 2000 | 449,033 | 1999 | 444,414 | 1998 | 436,429 | 1997 | 424,114 | 1996 | 410,555 | 1995 | 396,921 | 1994 | 384,375 | 1993 | 374,045 | 1992 | 366,014 | 1991 | 360,650 | 1990 | 356,675 | 1989 | 353,165 | 1988 | 350,194 | 1987 | 346,522 | 1986 | 341,021 | 1985 | 334,422 | 1984 | 329,547 | 1983 | 326,949 | 1982 | 325,141 | 1981 | 324,059 | 1980 | 321,892 | 1979 | 316,216 | 1978 | 305,779 | 1977 | 293,339 | 1976 | 280,646 | 1975 | 269,448 | 1974 | 264,500 | 1973 | 266,729 | 1972 | 273,925 | 1971 | 284,135 | 1970 | 296,072 | 1969 | 307,627 | 1968 | 316,976 | 1967 | 323,627 | 1966 | 328,727 | 1965 | 334,081 | 1964 | 340,302 | 1963 | 345,764 | 1962 | 348,625 | 1961 | 346,897 | 1960 | 339,836 |
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