Year Dollars 2007-01-01 1958652 2008-01-01 1545192 2009-01-01 626942 2010-01-01 2179791 2011-01-01 2661467 2012-01-01 2278943 2013-01-01 1658225 2014-01-01 2202076 2015-01-01 4291804 2016-01-01 4579691