| Year | Value | | 2023 | 1,439,875,056 | | 2022 | 1,382,417,654 | | 2021 | 1,337,817,471 | | 2020 | 1,301,289,539 | | 2019 | 1,312,227,700 | | 2018 | 1,292,173,293 | | 2017 | 1,271,627,887 | | 2016 | 1,251,244,983 | | 2015 | 1,231,375,151 | | 2014 | 1,209,826,452 | | 2013 | 1,191,673,860 | | 2012 | 1,172,128,943 | | 2011 | 1,154,219,015 | | 2010 | 1,135,959,141 | | 2009 | 1,112,444,934 | | 2008 | 1,090,041,927 | | 2007 | 1,069,571,646 | | 2006 | 1,044,191,605 | | 2005 | 1,021,910,855 | | 2004 | 1,004,827,167 | | 2003 | 985,099,832 | | 2002 | 966,478,144 | | 2001 | 950,877,739 | | 2000 | 933,141,130 | | 1999 | 908,026,395 | | 1998 | 881,201,595 | | 1997 | 854,555,296 | | 1996 | 828,894,683 | | 1995 | 804,163,391 | | 1994 | 782,295,300 | | 1993 | 760,487,132 | | 1992 | 743,769,930 | | 1991 | 724,579,816 |
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