Year Dollars 2003-01-01 429496 2004-01-01 1725288 2005-01-01 337381 2007-01-01 2815583 2008-01-01 850560 2009-01-01 6947619 2010-01-01 242466 2011-01-01 4632422 2012-01-01 1627616 2013-01-01 2337155 2014-01-01 1561465 2015-01-01 980147 2016-01-01 531877