Year | Value | 2022 | 93,207 | 2021 | 92,366 | 2020 | 91,415 | 2019 | 88,839 | 2018 | 84,549 | 2017 | 80,011 | 2016 | 75,157 | 2015 | 70,074 | 2014 | 65,821 | 2013 | 62,628 | 2012 | 59,985 | 2011 | 58,448 | 2010 | 57,494 | 2009 | 56,400 | 2008 | 55,751 | 2007 | 55,173 | 2006 | 54,531 | 2005 | 53,738 | 2004 | 52,522 | 2003 | 50,916 | 2002 | 49,092 | 2001 | 47,334 | 2000 | 45,730 | 1999 | 44,324 | 1998 | 43,042 | 1997 | 41,871 | 1996 | 40,994 | 1995 | 39,996 | 1994 | 38,989 | 1993 | 37,396 | 1992 | 36,991 | 1991 | 40,052 | 1990 | 42,665 | 1989 | 43,542 | 1988 | 45,115 | 1987 | 45,817 | 1986 | 44,740 | 1985 | 43,442 | 1984 | 42,210 | 1983 | 41,174 | 1982 | 40,322 | 1981 | 40,584 | 1980 | 40,588 | 1979 | 37,450 | 1978 | 33,187 | 1977 | 30,958 | 1976 | 30,184 | 1975 | 29,508 | 1974 | 28,876 | 1973 | 28,230 | 1972 | 27,567 | 1971 | 26,912 | 1970 | 26,249 | 1969 | 25,589 | 1968 | 24,933 | 1967 | 24,281 | 1966 | 23,646 | 1965 | 23,035 | 1964 | 22,438 | 1963 | 21,855 | 1962 | 21,275 | 1961 | 20,668 | 1960 | 20,015 |
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