Year Dollars 2003-01-01 59880 2008-01-01 242257 2009-01-01 468814 2010-01-01 1290577 2011-01-01 3769189 2012-01-01 1263832 2013-01-01 689337 2014-01-01 573935 2015-01-01 212135 2016-01-01 218642