Year Dollars 2004-01-01 37040 2007-01-01 230983 2008-01-01 415791 2009-01-01 52707 2010-01-01 923179 2011-01-01 264786 2013-01-01 671288 2014-01-01 1418141 2015-01-01 760974 2016-01-01 865195