Year Dollars 2004-01-01 29619 2006-01-01 112802 2008-01-01 249558 2009-01-01 200074 2010-01-01 570087 2011-01-01 104370 2012-01-01 120120 2013-01-01 133959 2014-01-01 507716 2015-01-01 498585 2016-01-01 86179