| Year | Value | | 2021 | 1,017,417,664.003 | | 2020 | 890,052,956.521 | | 2019 | 1,829,525,472.2061 | | 2018 | 1,763,422,784.2769 | | 2017 | 1,614,568,020.14 | | 2016 | 1,455,785,540 | | 2015 | 1,337,317,410 | | 2014 | 1,218,932,608.4169 | | 2013 | 1,119,073,797.13 | | 2012 | 1,026,127,478.8227 | | 2011 | 945,312,541.32272 | | 2010 | 847,489,171.38884 | | 2009 | 652,248,785 | | 2008 | 599,377,528 | | 2007 | 568,136,085 | | 2006 | 503,331,945 | | 2005 | 454,928,628 | | 2004 | 418,837,879 | | 2003 | 344,496,771 | | 2002 | 333,136,505 | | 2001 | 329,761,381 | | 2000 | 300,322,387 | | 1999 | 280,543,100 | | 1998 | 275,554,100 | | 1997 | 277,676,000 | | 1996 | 268,250,900 | | 1995 | 259,256,444.1 | | 1994 | 241,730,700 | | 1993 | 226,761,700 | | 1992 | 248,241,800 | | 1991 | 287,346,000 | | 1990 | 158,670,600 | | 1989 | 153,591,300 | | 1988 | 151,026,100 | | 1987 | 141,637,600 | | 1986 | 132,079,600 | | 1985 | 123,131,500 | | 1984 | 117,617,300 | | 1983 | 110,737,200 | | 1982 | 107,927,300 | | 1981 | 104,049,600 | | 1980 | 98,424,800 | | 1979 | 92,776,500 | | 1978 | 82,344,600 | | 1977 | 74,631,800 | | 1976 | 67,670,000 | | 1975 | 59,967,800 | | 1974 | 52,244,800 |
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