Year Dollars 2004-01-01 1606068 2006-01-01 35750 2007-01-01 326846 2008-01-01 378648 2009-01-01 622675 2010-01-01 616390 2011-01-01 549520 2012-01-01 543493 2013-01-01 847917 2014-01-01 1038484 2016-01-01 228343