Year | Value | 2023 | 553,693,929 | 2022 | 555,304,863 | 2021 | 552,863,058 | 2020 | 538,656,874 | 2019 | 549,814,287 | 2018 | 547,477,429 | 2017 | 546,354,478 | 2016 | 544,580,249 | 2015 | 542,880,695 | 2014 | 539,977,327 | 2013 | 537,162,532 | 2012 | 535,368,463 | 2011 | 532,402,784 | 2010 | 528,034,195 | 2009 | 528,976,431 | 2008 | 527,075,655 | 2007 | 525,658,710 | 2006 | 522,893,448 | 2005 | 519,365,592 | 2004 | 513,449,031 | 2003 | 508,472,095 | 2002 | 503,664,576 | 2001 | 498,064,590 | 2000 | 492,997,601 | 1999 | 486,120,487 | 1998 | 477,109,762 | 1997 | 470,204,124 | 1996 | 463,131,007 | 1995 | 457,899,318 | 1994 | 451,350,305 | 1993 | 446,030,345 | 1992 | 441,055,222 | 1991 | 435,470,038 |
|