Year | Value | 2023 | 173,342 | 2022 | 161,550 | 2021 | 150,907 | 2020 | 141,046 | 2019 | 131,647 | 2018 | 123,766 | 2017 | 117,896 | 2016 | 113,059 | 2015 | 108,767 | 2014 | 104,975 | 2013 | 101,316 | 2012 | 97,749 | 2011 | 94,364 | 2010 | 91,012 | 2009 | 87,638 | 2008 | 84,567 | 2007 | 81,818 | 2006 | 79,114 | 2005 | 76,554 | 2004 | 74,101 | 2003 | 71,716 | 2002 | 69,471 | 2001 | 67,353 | 2000 | 65,309 | 1999 | 63,347 | 1998 | 61,437 | 1997 | 59,599 | 1996 | 57,863 | 1995 | 56,195 | 1994 | 54,556 | 1993 | 52,948 | 1992 | 51,341 | 1991 | 49,741 | 1990 | 48,156 | 1989 | 46,611 | 1988 | 45,100 | 1987 | 43,618 | 1986 | 42,194 | 1985 | 40,801 | 1984 | 39,399 | 1983 | 38,028 | 1982 | 36,701 | 1981 | 35,352 | 1980 | 34,014 | 1979 | 32,729 | 1978 | 31,710 | 1977 | 31,022 | 1976 | 31,463 | 1975 | 35,185 | 1974 | 37,646 |
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