| Year | Value | | 2021 | 70,980,294.47 | | 2020 | 70,965,228.403 | | 2019 | 70,968,327.9 | | 2018 | 70,969,164.3 | | 2017 | 70,969,019.4 | | 2016 | 70,975,251.4 | | 2015 | 70,975,231.4 | | 2014 | 70,975,210.921 | | 2013 | 70,974,998.383 | | 2012 | 70,975,608.946 | | 2011 | 70,975,596.947 | | 2010 | 70,975,600.418 | | 2009 | 70,975,253.134 | | 2008 | 70,977,721.887 | | 2007 | 70,978,372.893 | | 2006 | 70,978,961.493 | | 2005 | 70,878,720.891 | | 2004 | 70,875,878.519 | | 2003 | 70,875,721.758 | | 2002 | 70,868,842.168 | | 2001 | 70,870,563.942 | | 2000 | 70,871,444.742 | | 1999 | 70,827,100.742 | | 1998 | 70,820,271.742 | | 1997 | 70,846,272.742 | | 1996 | 70,845,581.742 | | 1995 | 70,845,925.742 | | 1994 | 70,848,925.742 | | 1993 | 70,853,749.742 | | 1992 | 70,857,475.742 | | 1991 | 50,169,030.742 | | 1990 | 50,168,460.742 | | 1989 | 50,168,460.742 | | 1988 | 50,169,450.742 | | 1987 | 50,169,450.742 | | 1986 | 50,169,450.742 | | 1985 | 50,169,450.742 | | 1984 | 50,169,450.742 | | 1983 | 50,169,450.742 | | 1982 | 50,169,450.742 | | 1981 | 50,169,450.742 | | 1980 | 50,169,450.742 | | 1979 | 50,169,540.742 | | 1978 | 50,169,540.742 | | 1977 | 50,169,540.742 | | 1976 | 50,169,540.742 | | 1975 | 50,169,670.742 | | 1974 | 50,169,690.742 | | 1973 | 50,169,730.742 | | 1972 | 50,169,800.742 | | 1971 | 50,169,800.742 | | 1970 | 50,169,800.742 | | 1969 | 50,169,800.742 | | 1968 | 50,169,800.742 | | 1967 | 50,169,800.742 | | 1966 | 50,169,800.742 | | 1965 | 50,169,800.742 | | 1964 | 50,169,800.742 | | 1963 | 50,169,800.742 | | 1962 | 50,169,800.742 | | 1961 | 50,169,800.742 |
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