Year | Value | 2022 | 75,966 | 2021 | 70,668 | 2020 | 66,851 | 2019 | 64,311 | 2018 | 62,464 | 2017 | 61,423 | 2016 | 60,796 | 2015 | 60,140 | 2014 | 59,256 | 2013 | 58,261 | 2012 | 57,313 | 2011 | 56,584 | 2010 | 56,415 | 2009 | 56,634 | 2008 | 56,612 | 2007 | 55,985 | 2006 | 54,490 | 2005 | 52,004 | 2004 | 48,594 | 2003 | 44,495 | 2002 | 40,131 | 2001 | 35,924 | 2000 | 32,122 | 1999 | 29,540 | 1998 | 28,110 | 1997 | 26,899 | 1996 | 25,759 | 1995 | 24,704 | 1994 | 23,755 | 1993 | 22,948 | 1992 | 22,263 | 1991 | 21,647 | 1990 | 21,094 | 1989 | 20,597 | 1988 | 20,147 | 1987 | 19,698 | 1986 | 19,175 | 1985 | 18,496 | 1984 | 17,601 | 1983 | 16,486 | 1982 | 15,326 | 1981 | 14,324 | 1980 | 13,559 | 1979 | 13,103 | 1978 | 12,942 | 1977 | 12,980 | 1976 | 13,247 | 1975 | 13,667 | 1974 | 14,096 | 1973 | 14,543 | 1972 | 14,993 | 1971 | 15,424 | 1970 | 15,798 | 1969 | 16,017 | 1968 | 15,731 | 1967 | 15,009 | 1966 | 14,243 | 1965 | 13,473 | 1964 | 12,710 | 1963 | 12,161 | 1962 | 11,841 | 1961 | 11,561 | 1960 | 11,309 |
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