| Year | Value | | 2021 | 3,635,190 | | 2020 | 3,557,750 | | 2019 | 3,624,770 | | 2018 | 3,588,950 | | 2017 | 3,718,370 | | 2016 | 3,426,020 | | 2015 | 3,481,190 | | 2014 | 3,744,230 | | 2013 | 3,717,750 | | 2012 | 3,870,760 | | 2011 | 3,961,210 | | 2010 | 3,763,720 | | 2009 | 3,842,570 | | 2008 | 3,892,880 | | 2007 | 3,983,555 | | 2006 | 4,093,020 | | 2005 | 4,102,300 | | 2004 | 3,949,060 | | 2003 | 4,395,000 | | 2002 | 4,470,000 | | 2001 | 4,557,000 | | 2000 | 4,554,690 | | 1999 | 4,536,930 | | 1998 | 4,638,810 | | 1997 | 4,622,330 | | 1996 | 4,652,300 | | 1995 | 4,633,880 | | 1994 | 4,691,430 | | 1993 | 4,600,970 | | 1992 | 4,660,040 | | 1991 | 4,627,820 | | 1990 | 4,644,370 | | 1989 | 4,671,040 | | 1988 | 4,720,520 | | 1987 | 4,710,200 | | 1986 | 4,685,410 | | 1985 | 4,867,910 | | 1984 | 4,865,580 | | 1983 | 4,837,890 | | 1982 | 4,907,720 | | 1981 | 4,955,650 | | 1980 | 4,956,380 | | 1979 | 4,932,380 | | 1978 | 4,961,000 | | 1977 | 4,915,100 | | 1976 | 5,007,420 | | 1975 | 4,995,470 | | 1974 | 5,003,570 | | 1973 | 4,978,970 | | 1972 | 4,998,150 | | 1971 | 4,995,361.667 | | 1970 | 4,934,324.985 | | 1969 | 5,108,880.189 | | 1968 | 5,135,695.611 | | 1967 | 4,895,805.639 | | 1966 | 4,870,285.257 | | 1965 | 4,862,591.91 | | 1964 | 4,819,038.096 | | 1963 | 4,793,695.782 | | 1962 | 4,765,929.315 | | 1961 | 4,744,844.445 |
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