| Year | Value | | 2022 | 3,173,151,571 | | 2021 | 3,336,942,058 | | 2020 | 3,228,053,828 | | 2019 | 3,201,544,498 | | 2018 | 3,036,849,604 | | 2017 | 3,134,124,596 | | 2016 | 3,016,216,294 | | 2015 | 2,788,307,228 | | 2014 | 2,660,476,069 | | 2013 | 2,532,463,910 | | 2012 | 2,386,165,741 | | 2011 | 2,287,218,198 | | 2010 | 1,980,489,358 | | 2009 | 1,594,518,972 | | 2008 | 1,275,005,634 | | 2007 | 964,581,330 | | 2006 | 691,698,485 | | 2005 | 464,128,848 | | 2004 | 308,815,186 | | 2003 | 216,378,271 | | 2002 | 155,055,896 | | 2001 | 117,372,446 | | 2000 | 81,099,692 | | 1999 | 45,655,386 | | 1998 | 24,939,324 | | 1997 | 15,197,726 | | 1996 | 7,912,132 | | 1995 | 4,126,535 | | 1994 | 2,258,156 | | 1993 | 1,155,949 | | 1992 | 726,446 | | 1991 | 394,450 | | 1990 | 187,339 | | 1989 | 54,869 | | 1988 | 28,061 | | 1987 | 15,761 | | 1986 | 5,514 | | 1985 | 2,029 | | 1984 | 1,750 |
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