Year Dollars 2003-01-01 19796499 2004-01-01 6673025 2007-01-01 2613852 2008-01-01 5756677 2009-01-01 5280516 2010-01-01 10446216 2011-01-01 2893529 2012-01-01 4608294 2013-01-01 9083429 2014-01-01 6223739 2015-01-01 5224523 2016-01-01 7675995