Year Dollars 2002-01-01 1761651 2003-01-01 1648531 2004-01-01 13490873 2005-01-01 30754678 2006-01-01 14866009 2007-01-01 21064424 2008-01-01 14144263 2009-01-01 65321928 2010-01-01 6512212 2011-01-01 6027581 2012-01-01 4956783 2013-01-01 26406425 2014-01-01 8647616 2015-01-01 7965916 2016-01-01 15364400