Year Dollars 2007-01-01 39502565 2009-01-01 38853630 2010-01-01 46137261 2011-01-01 49964011 2012-01-01 72882594 2013-01-01 64524231 2014-01-01 61901328 2015-01-01 45469008 2016-01-01 37416677