| Year | Value | | 2020 | 485.69323034919 | | 2019 | 1,018.1140892356 | | 2018 | 997.43309230748 | | 2017 | 773.83574622854 | | 2016 | 589.99915719972 | | 2015 | 737.55371131148 | | 2014 | 910.09585729162 | | 2013 | 805.43146655701 | | 2012 | 1,516.1756790213 | | 2011 | 2,205.3103941274 | | 2010 | 9,755.3492462039 | | 2009 | 9,043.6877752549 | | 2008 | 8,721.7952785808 | | 2007 | 7,549.2522338838 | | 2006 | 6,751.4216553373 | | 2005 | 6,023.6973819937 | | 2004 | 5,302.6437906763 | | 2003 | 4,480.5756334255 | | 2002 | 4,374.3347039096 | | 2001 | 4,325.2670689502 | | 2000 | 4,020.2463262723 |
|