Year Dollars 2007-01-01 543325 2008-01-01 5034176 2009-01-01 722099 2010-01-01 395334 2011-01-01 1307863 2012-01-01 790617 2013-01-01 1461537 2014-01-01 930484 2015-01-01 692262 2016-01-01 535601