Year | Value | 2021 | 383,130 | 2020 | 383,130 | 2019 | 380,100 | 2018 | 380,100 | 2017 | 379,100 | 2016 | 379,100 | 2015 | 379,100 | 2014 | 379,100 | 2013 | 379,100 | 2012 | 379,140 | 2011 | 379,150 | 2010 | 379,170 | 2009 | 379,160 | 2008 | 379,160 | 2007 | 379,140 | 2006 | 379,100 | 2005 | 379,170 | 2004 | 379,280 | 2003 | 378,840 | 2002 | 377,900 | 2001 | 377,950 | 2000 | 377,940 | 1999 | 377,640 | 1998 | 378,680 | 1997 | 377,950 | 1996 | 377,570 | 1995 | 377,630 | 1994 | 378,130 | 1993 | 379,340 | 1992 | 380,300 | 1991 | 380,300 | 1990 | 380,400 | 1989 | 380,400 | 1988 | 380,400 | 1987 | 380,450 | 1986 | 380,540 | 1985 | 380,540 | 1984 | 380,540 | 1983 | 380,540 | 1982 | 380,540 | 1981 | 380,530 | 1980 | 380,490 | 1979 | 380,490 | 1978 | 380,500 | 1977 | 380,500 | 1976 | 380,500 | 1975 | 380,503 | 1974 | 380,503 | 1973 | 380,492 | 1972 | 380,480 | 1971 | 380,360 | 1970 | 380,060 | 1969 | 379,960 | 1968 | 379,800 | 1967 | 379,790 | 1966 | 379,550 | 1965 | 379,100 | 1964 | 379,050 | 1963 | 378,500 | 1962 | 378,000 | 1961 | 377,500 |
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