Year Dollars 2004-01-01 3280969 2009-01-01 4184034 2010-01-01 4100997 2011-01-01 2760657 2012-01-01 2696706 2013-01-01 1968286 2014-01-01 2239033 2015-01-01 2193231 2016-01-01 2229546