Year | Value | 2023 | 87,979 | 2022 | 84,317 | 2021 | 81,421 | 2020 | 78,659 | 2019 | 75,718 | 2018 | 73,139 | 2017 | 70,692 | 2016 | 68,364 | 2015 | 66,316 | 2014 | 64,360 | 2013 | 62,390 | 2012 | 60,625 | 2011 | 58,887 | 2010 | 56,769 | 2009 | 54,286 | 2008 | 51,740 | 2007 | 49,314 | 2006 | 47,149 | 2005 | 45,423 | 2004 | 44,046 | 2003 | 42,765 | 2002 | 41,539 | 2001 | 40,582 | 2000 | 40,086 | 1999 | 40,076 | 1998 | 40,434 | 1997 | 40,839 | 1996 | 40,917 | 1995 | 40,462 | 1994 | 39,453 | 1993 | 37,975 | 1992 | 36,210 | 1991 | 34,373 | 1990 | 32,579 | 1989 | 30,855 | 1988 | 29,249 | 1987 | 27,893 | 1986 | 26,938 | 1985 | 26,475 | 1984 | 26,521 | 1983 | 26,954 | 1982 | 27,475 | 1981 | 27,673 | 1980 | 27,329 | 1979 | 26,443 | 1978 | 25,100 | 1977 | 23,559 | 1976 | 22,117 | 1975 | 20,953 |
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