Year | Value | 2022 | 74,750 | 2021 | 73,494 | 2020 | 72,138 | 2019 | 70,806 | 2018 | 69,460 | 2017 | 68,162 | 2016 | 67,074 | 2015 | 66,002 | 2014 | 65,058 | 2013 | 63,914 | 2012 | 62,449 | 2011 | 60,948 | 2010 | 59,170 | 2009 | 57,365 | 2008 | 55,349 | 2007 | 53,331 | 2006 | 51,950 | 2005 | 50,567 | 2004 | 48,855 | 2003 | 46,479 | 2002 | 44,253 | 2001 | 42,438 | 2000 | 40,870 | 1999 | 40,299 | 1998 | 40,186 | 1997 | 40,380 | 1996 | 41,043 | 1995 | 40,453 | 1994 | 39,256 | 1993 | 38,575 | 1992 | 37,760 | 1991 | 40,092 | 1990 | 42,224 | 1989 | 41,236 | 1988 | 40,244 | 1987 | 39,286 | 1986 | 38,356 | 1985 | 37,426 | 1984 | 36,501 | 1983 | 35,569 | 1982 | 34,632 | 1981 | 33,690 | 1980 | 32,740 | 1979 | 31,768 | 1978 | 30,763 | 1977 | 29,745 | 1976 | 28,767 | 1975 | 27,859 | 1974 | 27,008 | 1973 | 26,211 | 1972 | 25,464 | 1971 | 24,741 | 1970 | 24,029 | 1969 | 23,333 | 1968 | 22,655 | 1967 | 21,990 | 1966 | 21,348 | 1965 | 20,737 | 1964 | 20,151 | 1963 | 19,590 | 1962 | 19,053 | 1961 | 18,529 | 1960 | 18,017 |
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