Year Dollars 1992-01-01 321486 1997-01-01 706344 2002-01-01 929882 2003-01-01 457605 2004-01-01 723326 2005-01-01 454977 2006-01-01 706962 2007-01-01 1097306 2008-01-01 1158089 2009-01-01 912736 2010-01-01 2224156 2011-01-01 1362807 2012-01-01 1370083 2013-01-01 889545 2014-01-01 1285074 2015-01-01 930346 2016-01-01 348083