| Year | Value | | 2021 | 5,206,950 | | 2020 | 5,206,950 | | 2019 | 5,206,950 | | 2018 | 5,214,469 | | 2017 | 5,221,992 | | 2016 | 5,229,515 | | 2015 | 5,237,038 | | 2014 | 5,244,561 | | 2013 | 5,252,084 | | 2012 | 5,259,607 | | 2011 | 5,267,130 | | 2010 | 5,274,623 | | 2009 | 5,282,176 | | 2008 | 5,276,237.556 | | 2007 | 5,270,299.111 | | 2006 | 5,264,360.667 | | 2005 | 5,258,422.222 | | 2004 | 5,252,483.778 | | 2003 | 5,246,545.333 | | 2002 | 5,240,606.889 | | 2001 | 5,234,668.444 | | 2000 | 5,228,730 | | 1999 | 5,228,727.5 | | 1998 | 5,228,725 | | 1997 | 5,228,722.5 | | 1996 | 5,228,720 | | 1995 | 5,228,330 | | 1994 | 5,228,330 | | 1993 | 5,182,230 | | 1992 | 5,143,140 | | 1991 | 5,113,790 | | 1990 | 5,056,940 | | 1989 | 4,994,850 | | 1988 | 4,933,750 | | 1987 | 4,877,660 | | 1986 | 4,824,560 | | 1985 | 4,763,470 | | 1984 | 4,645,370 | | 1983 | 4,529,280 | | 1982 | 4,425,180 | | 1981 | 4,329,090 | | 1980 | 4,276,040 | | 1979 | 4,230,375 | | 1978 | 4,184,700 | | 1977 | 4,124,966.667 | | 1976 | 4,066,033.333 | | 1975 | 4,007,100 | | 1974 | 3,961,000 | | 1973 | 3,894,800 | | 1972 | 3,838,700 | | 1971 | 3,792,500 | | 1970 | 3,746,000 | | 1969 | 3,700,000 | | 1968 | 3,654,000 | | 1967 | 3,618,000 | | 1966 | 3,582,000 | | 1965 | 3,546,000 | | 1964 | 3,508,000 | | 1963 | 3,479,500 | | 1962 | 3,451,000 | | 1961 | 3,423,500 |
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