Year | Value | 2022 | 76,537 | 2021 | 74,284 | 2020 | 72,167 | 2019 | 68,947 | 2018 | 65,041 | 2017 | 61,760 | 2016 | 58,806 | 2015 | 56,242 | 2014 | 55,082 | 2013 | 54,504 | 2012 | 53,455 | 2011 | 52,432 | 2010 | 51,410 | 2009 | 50,529 | 2008 | 49,749 | 2007 | 49,129 | 2006 | 48,570 | 2005 | 47,900 | 2004 | 46,975 | 2003 | 45,779 | 2002 | 44,703 | 2001 | 43,877 | 2000 | 43,197 | 1999 | 42,556 | 1998 | 41,938 | 1997 | 41,386 | 1996 | 40,856 | 1995 | 40,053 | 1994 | 39,279 | 1993 | 39,119 | 1992 | 38,940 | 1991 | 38,241 | 1990 | 37,722 | 1989 | 37,414 | 1988 | 36,913 | 1987 | 36,463 | 1986 | 35,924 | 1985 | 35,342 | 1984 | 35,131 | 1983 | 34,809 | 1982 | 33,671 | 1981 | 32,574 | 1980 | 32,383 | 1979 | 32,197 | 1978 | 31,672 | 1977 | 31,239 | 1976 | 30,848 | 1975 | 30,487 | 1974 | 30,148 | 1973 | 29,837 | 1972 | 29,560 | 1971 | 29,310 | 1970 | 29,036 | 1969 | 28,722 | 1968 | 28,398 | 1967 | 28,052 | 1966 | 27,651 | 1965 | 27,152 | 1964 | 26,536 | 1963 | 25,794 | 1962 | 24,996 | 1961 | 24,277 | 1960 | 23,734 |
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