Year Dollars 2002-01-01 160701 2004-01-01 175461 2005-01-01 266424 2006-01-01 177114 2007-01-01 1097285 2008-01-01 915519 2009-01-01 369423 2010-01-01 496524 2011-01-01 906808 2012-01-01 475949 2013-01-01 795564 2014-01-01 449647 2015-01-01 221516