Year Dollars 1992-01-01 154353471 1997-01-01 283712579 2002-01-01 806920082 2003-01-01 826389507 2004-01-01 934056727 2005-01-01 956375815 2006-01-01 961794115 2007-01-01 920359780 2008-01-01 1057316638 2009-01-01 1105756124 2010-01-01 1330092025 2011-01-01 1463451254 2012-01-01 1484342061 2013-01-01 1783370708 2014-01-01 2276182757 2015-01-01 2455765528 2016-01-01 2750630037