Year Dollars 1997-01-01 693358 2003-01-01 1522500 2004-01-01 1076846 2005-01-01 752758 2006-01-01 1520741 2007-01-01 7696804 2008-01-01 886682 2009-01-01 7805540 2010-01-01 4813488 2011-01-01 4482690 2012-01-01 1059326 2013-01-01 12750820 2014-01-01 2597384 2015-01-01 2967520 2016-01-01 3138255