Year | Value | 2022 | 59,631 | 2021 | 59,210 | 2020 | 58,467 | 2019 | 57,153 | 2018 | 55,607 | 2017 | 54,282 | 2016 | 53,074 | 2015 | 51,890 | 2014 | 50,693 | 2013 | 49,536 | 2012 | 48,463 | 2011 | 47,450 | 2010 | 46,534 | 2009 | 45,668 | 2008 | 44,821 | 2007 | 44,008 | 2006 | 43,248 | 2005 | 42,536 | 2004 | 41,836 | 2003 | 41,130 | 2002 | 40,416 | 2001 | 39,710 | 2000 | 39,023 | 1999 | 38,340 | 1998 | 37,651 | 1997 | 36,952 | 1996 | 36,236 | 1995 | 35,498 | 1994 | 34,739 | 1993 | 33,961 | 1992 | 33,178 | 1991 | 32,403 | 1990 | 31,628 | 1989 | 30,858 | 1988 | 30,108 | 1987 | 29,356 | 1986 | 28,602 | 1985 | 27,849 | 1984 | 27,093 | 1983 | 26,379 | 1982 | 25,831 | 1981 | 25,251 | 1980 | 24,476 | 1979 | 23,764 | 1978 | 23,148 | 1977 | 22,557 | 1976 | 21,994 | 1975 | 21,413 | 1974 | 20,811 | 1973 | 20,209 | 1972 | 19,613 | 1971 | 19,024 | 1970 | 18,446 | 1969 | 17,881 | 1968 | 17,329 | 1967 | 16,793 | 1966 | 16,268 | 1965 | 15,751 | 1964 | 15,242 | 1963 | 14,739 | 1962 | 14,248 | 1961 | 13,922 | 1960 | 13,762 |
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