Year Dollars 1992-01-01 47030 1997-01-01 684636 2002-01-01 617822 2003-01-01 1083659 2004-01-01 1002095 2005-01-01 368615 2006-01-01 979967 2007-01-01 2149773 2008-01-01 2551210 2009-01-01 1322900 2010-01-01 1445402 2011-01-01 4465313 2012-01-01 4661537 2013-01-01 2023864 2014-01-01 1863127 2015-01-01 2055494