Year Dollars 2002-01-01 358116 2004-01-01 331224 2005-01-01 353284 2006-01-01 1251208 2007-01-01 293077 2008-01-01 639634 2009-01-01 1145560 2010-01-01 241161 2011-01-01 859897 2012-01-01 715677 2013-01-01 914632 2014-01-01 1320333 2015-01-01 591947 2016-01-01 616204