Year Dollars 2004-01-01 67155 2005-01-01 905185 2006-01-01 496053 2008-01-01 2510655 2009-01-01 1373522 2010-01-01 466900 2011-01-01 874530 2012-01-01 19363 2013-01-01 156313 2014-01-01 467465 2015-01-01 40539 2016-01-01 72725