Year Dollars 1992-01-01 1147161 1997-01-01 720940 2002-01-01 778030 2003-01-01 603292 2004-01-01 1395222 2005-01-01 788645 2006-01-01 1619538 2008-01-01 1649513 2009-01-01 1054069 2010-01-01 1153344 2011-01-01 1348797 2012-01-01 2645055 2013-01-01 1479437 2014-01-01 2822474 2015-01-01 3699925 2016-01-01 1997864