Year | Value | 2022 | 73,681 | 2021 | 72,151 | 2020 | 70,828 | 2019 | 70,649 | 2018 | 70,870 | 2017 | 70,178 | 2016 | 69,169 | 2015 | 67,892 | 2014 | 66,519 | 2013 | 65,271 | 2012 | 64,155 | 2011 | 63,110 | 2010 | 62,200 | 2009 | 61,374 | 2008 | 60,456 | 2007 | 59,479 | 2006 | 58,554 | 2005 | 57,738 | 2004 | 56,978 | 2003 | 56,211 | 2002 | 55,436 | 2001 | 54,735 | 2000 | 54,038 | 1999 | 53,205 | 1998 | 52,272 | 1997 | 51,345 | 1996 | 50,405 | 1995 | 49,342 | 1994 | 48,282 | 1993 | 47,108 | 1992 | 45,915 | 1991 | 44,698 | 1990 | 43,184 | 1989 | 41,915 | 1988 | 41,000 | 1987 | 40,050 | 1986 | 39,054 | 1985 | 38,009 | 1984 | 36,929 | 1983 | 35,810 | 1982 | 34,675 | 1981 | 33,597 | 1980 | 32,615 | 1979 | 31,725 | 1978 | 30,933 | 1977 | 30,228 | 1976 | 29,551 | 1975 | 28,866 | 1974 | 28,190 | 1973 | 27,524 | 1972 | 26,847 | 1971 | 26,196 | 1970 | 25,599 | 1969 | 25,048 | 1968 | 24,539 | 1967 | 24,087 | 1966 | 23,690 | 1965 | 23,326 | 1964 | 23,034 | 1963 | 22,808 | 1962 | 22,634 | 1961 | 22,582 | 1960 | 22,688 |
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