Year Dollars 2003-01-01 466766 2005-01-01 41335720 2007-01-01 52698294 2008-01-01 37188454 2009-01-01 25353688 2010-01-01 30364013 2011-01-01 24365076 2012-01-01 3127999 2013-01-01 3258012 2015-01-01 1316914 2016-01-01 684084