| Year | Value | | 2022 | 681,825,422 | | 2021 | 706,755,157 | | 2020 | 664,048,572 | | 2019 | 661,864,720 | | 2018 | 670,708,069 | | 2017 | 675,948,456 | | 2016 | 690,844,178 | | 2015 | 694,215,598 | | 2014 | 712,256,783 | | 2013 | 707,502,300 | | 2012 | 665,970,257 | | 2011 | 631,242,627 | | 2010 | 573,298,953 | | 2009 | 514,300,801 | | 2008 | 460,658,973 | | 2007 | 382,524,993 | | 2006 | 306,543,468 | | 2005 | 240,755,475 | | 2004 | 174,822,263 | | 2003 | 126,313,264 | | 2002 | 101,590,245 | | 2001 | 84,724,348 | | 2000 | 63,763,645 | | 1999 | 40,120,477 | | 1998 | 21,248,433 | | 1997 | 12,754,452 | | 1996 | 6,648,040 | | 1995 | 3,928,099 | | 1994 | 2,255,194 | | 1993 | 1,135,572 | | 1992 | 647,522 | | 1991 | 297,650 | | 1990 | 125,486 | | 1989 | 30,971 | | 1988 | 12,000 | | 1987 | 3,917 |
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