Year | Value | 2022 | 80,540 | 2021 | 78,198 | 2020 | 75,996 | 2019 | 72,217 | 2018 | 67,585 | 2017 | 64,083 | 2016 | 61,231 | 2015 | 58,778 | 2014 | 58,271 | 2013 | 58,804 | 2012 | 58,164 | 2011 | 56,847 | 2010 | 55,112 | 2009 | 53,199 | 2008 | 51,210 | 2007 | 49,214 | 2006 | 47,376 | 2005 | 45,652 | 2004 | 44,008 | 2003 | 42,563 | 2002 | 41,297 | 2001 | 40,126 | 2000 | 39,017 | 1999 | 37,982 | 1998 | 37,033 | 1997 | 36,161 | 1996 | 35,405 | 1995 | 34,835 | 1994 | 34,490 | 1993 | 33,815 | 1992 | 33,037 | 1991 | 32,625 | 1990 | 32,242 | 1989 | 31,888 | 1988 | 31,556 | 1987 | 31,261 | 1986 | 31,018 | 1985 | 30,828 | 1984 | 30,692 | 1983 | 30,596 | 1982 | 30,521 | 1981 | 30,458 | 1980 | 30,398 | 1979 | 30,342 | 1978 | 30,282 | 1977 | 30,208 | 1976 | 30,111 | 1975 | 29,991 | 1974 | 29,846 | 1973 | 29,672 | 1972 | 29,458 | 1971 | 29,200 | 1970 | 28,895 | 1969 | 28,530 | 1968 | 28,100 | 1967 | 27,648 | 1966 | 27,257 | 1965 | 26,980 | 1964 | 26,821 | 1963 | 26,800 | 1962 | 26,879 | 1961 | 26,936 | 1960 | 26,907 |
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