Year Dollars 2003-01-01 37649 2007-01-01 1236302 2008-01-01 4445975 2010-01-01 1257581 2011-01-01 1909541 2012-01-01 1495775 2013-01-01 1239382 2014-01-01 6019212 2015-01-01 432276