Year Dollars 2008-01-01 4566383 2009-01-01 3839927 2010-01-01 8807342 2011-01-01 2734440 2012-01-01 2432476 2013-01-01 1762210 2014-01-01 3631512 2015-01-01 2769131 2016-01-01 187855