Year | Value | 2023 | 45,050 | 2022 | 44,080 | 2021 | 43,081 | 2020 | 42,066 | 2019 | 41,123 | 2018 | 40,286 | 2017 | 39,547 | 2016 | 38,909 | 2015 | 38,371 | 2014 | 37,909 | 2013 | 37,488 | 2012 | 37,072 | 2011 | 36,626 | 2010 | 36,115 | 2009 | 35,503 | 2008 | 34,765 | 2007 | 33,946 | 2006 | 33,022 | 2005 | 32,179 | 2004 | 31,512 | 2003 | 30,826 | 2002 | 29,746 | 2001 | 28,222 | 2000 | 26,719 | 1999 | 25,289 | 1998 | 23,758 | 1997 | 22,082 | 1996 | 20,737 | 1995 | 19,944 | 1994 | 19,502 | 1993 | 18,903 | 1992 | 19,048 | 1991 | 19,015 | 1990 | 17,318 | 1989 | 15,520 | 1988 | 14,265 | 1987 | 13,295 | 1986 | 12,435 | 1985 | 11,800 | 1984 | 11,450 | 1983 | 11,310 | 1982 | 11,220 | 1981 | 11,044 | 1980 | 10,661 | 1979 | 9,998 | 1978 | 9,143 | 1977 | 8,258 | 1976 | 7,442 | 1975 | 6,739 | 1974 | 6,164 |
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