Year | Value | 2022 | 76,333 | 2021 | 75,065 | 2020 | 74,098 | 2019 | 73,318 | 2018 | 72,608 | 2017 | 71,991 | 2016 | 71,302 | 2015 | 70,527 | 2014 | 69,978 | 2013 | 69,817 | 2012 | 69,901 | 2011 | 70,179 | 2010 | 70,756 | 2009 | 71,428 | 2008 | 71,843 | 2007 | 72,037 | 2006 | 72,334 | 2005 | 72,749 | 2004 | 73,069 | 2003 | 73,296 | 2002 | 73,406 | 2001 | 75,056 | 2000 | 76,381 | 1999 | 77,330 | 1998 | 77,231 | 1997 | 76,050 | 1996 | 74,884 | 1995 | 73,313 | 1994 | 72,343 | 1993 | 72,467 | 1992 | 72,927 | 1991 | 71,884 | 1990 | 69,261 | 1989 | 66,134 | 1988 | 62,795 | 1987 | 59,601 | 1986 | 57,030 | 1985 | 55,150 | 1984 | 53,853 | 1983 | 53,059 | 1982 | 52,753 | 1981 | 52,786 | 1980 | 52,996 | 1979 | 53,295 | 1978 | 53,527 | 1977 | 53,521 | 1976 | 53,256 | 1975 | 52,785 | 1974 | 52,175 | 1973 | 51,496 | 1972 | 50,802 | 1971 | 50,093 | 1970 | 49,278 | 1969 | 48,268 | 1968 | 47,019 | 1967 | 45,480 | 1966 | 43,652 | 1965 | 41,584 | 1964 | 39,337 | 1963 | 36,976 | 1962 | 34,645 | 1961 | 32,403 | 1960 | 30,490 |
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