Year Dollars 2007-01-01 4764112 2008-01-01 9982230 2009-01-01 2874254 2010-01-01 2640961 2011-01-01 5935894 2012-01-01 5376471 2013-01-01 4524483 2014-01-01 3806659 2015-01-01 2857597 2016-01-01 1996155