Year Dollars 2004-01-01 32006 2005-01-01 103435 2006-01-01 28780 2007-01-01 155295 2010-01-01 48213 2011-01-01 3942058 2012-01-01 184570 2013-01-01 577361 2014-01-01 76452 2015-01-01 170333