Year | Value | 2021 | 300,510,412.943 | 2020 | 224,581,685.7655 | 2019 | 752,764,693.96 | 2018 | 691,558,405.26871 | 2017 | 657,059,035 | 2016 | 620,961,607 | 2015 | 588,104,162 | 2014 | 548,633,990.77673 | 2013 | 522,944,433.08245 | 2012 | 514,301,800.98483 | 2011 | 515,081,475.25448 | 2010 | 483,874,507.22771 | 2009 | 419,908,189 | 2008 | 427,781,328 | 2007 | 425,646,377 | 2006 | 390,742,949 | 2005 | 359,471,494 | 2004 | 347,767,674 | 2003 | 317,807,082 | 2002 | 287,161,373 | 2001 | 286,388,891 | 2000 | 288,449,342 | 1999 | 266,190,600 | 1998 | 245,065,100 | 1997 | 235,129,900 | 1996 | 213,329,200 | 1995 | 193,536,844.1 | 1994 | 182,625,300 | 1993 | 169,958,600 | 1992 | 164,292,000 | 1991 | 150,528,000 | 1990 | 157,891,000 | 1989 | 147,372,400 | 1988 | 136,470,700 | 1987 | 125,896,200 | 1986 | 114,465,700 | 1985 | 112,309,600 | 1984 | 106,237,300 | 1983 | 101,810,300 | 1982 | 98,607,500 | 1981 | 96,063,300 | 1980 | 93,554,600 | 1979 | 93,006,700 | 1978 | 86,861,500 | 1977 | 79,541,900 | 1976 | 73,633,200 | 1975 | 67,971,100 | 1974 | 64,977,900 | 1973 | 62,913,900 | 1972 | 58,293,200 | 1971 | 52,648,900 | 1970 | 47,767,900 |
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