Year | Value | 2022 | 53,025 | 2021 | 53,305 | 2020 | 53,882 | 2019 | 54,417 | 2018 | 54,831 | 2017 | 55,298 | 2016 | 55,524 | 2015 | 55,941 | 2014 | 56,277 | 2013 | 56,651 | 2012 | 57,082 | 2011 | 57,505 | 2010 | 58,061 | 2009 | 58,848 | 2008 | 59,615 | 2007 | 60,436 | 2006 | 61,400 | 2005 | 62,340 | 2004 | 63,322 | 2003 | 64,389 | 2002 | 65,592 | 2001 | 66,922 | 2000 | 68,866 | 1999 | 71,252 | 1998 | 72,653 | 1997 | 72,233 | 1996 | 71,143 | 1995 | 69,903 | 1994 | 70,584 | 1993 | 72,114 | 1992 | 72,443 | 1991 | 73,027 | 1990 | 72,754 | 1989 | 72,060 | 1988 | 71,568 | 1987 | 71,258 | 1986 | 71,000 | 1985 | 70,888 | 1984 | 70,956 | 1983 | 71,088 | 1982 | 71,274 | 1981 | 71,423 | 1980 | 72,677 | 1979 | 74,338 | 1978 | 76,112 | 1977 | 77,959 | 1976 | 79,841 | 1975 | 81,492 | 1974 | 82,666 | 1973 | 83,663 | 1972 | 84,820 | 1971 | 85,893 | 1970 | 86,916 | 1969 | 88,081 | 1968 | 89,252 | 1967 | 90,646 | 1966 | 91,981 | 1965 | 92,959 | 1964 | 93,543 | 1963 | 94,141 | 1962 | 94,804 | 1961 | 95,285 | 1960 | 95,585 |
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