Year Dollars 2002-01-01 63813 2007-01-01 969220 2008-01-01 808029 2009-01-01 4244727 2010-01-01 355335 2011-01-01 328934 2012-01-01 2735533 2013-01-01 2084043 2014-01-01 6317315 2015-01-01 1998712 2016-01-01 422784