Year | Value | 2023 | 341,200 | 2022 | 372,839 | 2021 | 408,371 | 2020 | 436,184 | 2019 | 456,362 | 2018 | 465,383 | 2017 | 464,176 | 2016 | 458,018 | 2015 | 450,089 | 2014 | 441,287 | 2013 | 431,597 | 2012 | 420,177 | 2011 | 407,918 | 2010 | 394,684 | 2009 | 380,532 | 2008 | 365,688 | 2007 | 349,963 | 2006 | 332,414 | 2005 | 312,619 | 2004 | 291,042 | 2003 | 268,375 | 2002 | 245,505 | 2001 | 223,836 | 2000 | 204,654 | 1999 | 188,326 | 1998 | 171,438 | 1997 | 156,087 | 1996 | 145,199 | 1995 | 136,197 | 1994 | 128,574 | 1993 | 120,277 | 1992 | 110,564 | 1991 | 103,807 | 1990 | 100,526 | 1989 | 97,604 | 1988 | 95,980 | 1987 | 94,787 | 1986 | 93,142 | 1985 | 92,370 | 1984 | 92,603 | 1983 | 92,380 | 1982 | 91,555 | 1981 | 90,461 | 1980 | 90,818 | 1979 | 90,899 | 1978 | 91,166 | 1977 | 93,573 | 1976 | 99,385 | 1975 | 111,234 | 1974 | 118,765 |
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