Year Dollars 2002-01-01 140205 2003-01-01 624565 2004-01-01 286712 2005-01-01 1149517 2006-01-01 4503535 2007-01-01 296982 2008-01-01 1754527 2009-01-01 3142734 2010-01-01 4350184 2011-01-01 1834235 2012-01-01 1450789 2013-01-01 7410379 2014-01-01 3169362 2015-01-01 7750538