Year | Value | 2022 | 57,918 | 2021 | 54,186 | 2020 | 50,581 | 2019 | 47,439 | 2018 | 44,971 | 2017 | 43,292 | 2016 | 42,197 | 2015 | 41,305 | 2014 | 40,410 | 2013 | 39,501 | 2012 | 38,556 | 2011 | 37,590 | 2010 | 36,640 | 2009 | 35,672 | 2008 | 34,696 | 2007 | 33,779 | 2006 | 32,927 | 2005 | 32,118 | 2004 | 31,380 | 2003 | 30,727 | 2002 | 30,080 | 2001 | 29,342 | 2000 | 28,508 | 1999 | 27,639 | 1998 | 26,790 | 1997 | 25,948 | 1996 | 25,114 | 1995 | 24,275 | 1994 | 23,371 | 1993 | 22,384 | 1992 | 21,353 | 1991 | 20,368 | 1990 | 19,487 | 1989 | 18,707 | 1988 | 18,040 | 1987 | 17,476 | 1986 | 16,944 | 1985 | 16,410 | 1984 | 15,886 | 1983 | 15,372 | 1982 | 14,857 | 1981 | 14,348 | 1980 | 13,849 | 1979 | 13,374 | 1978 | 12,927 | 1977 | 12,471 | 1976 | 11,990 | 1975 | 11,496 | 1974 | 10,989 | 1973 | 10,462 | 1972 | 9,999 | 1971 | 9,576 | 1970 | 9,152 | 1969 | 8,791 | 1968 | 8,497 | 1967 | 8,274 | 1966 | 8,097 | 1965 | 7,951 | 1964 | 7,843 | 1963 | 7,777 | 1962 | 7,732 | 1961 | 7,673 | 1960 | 7,576 |
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