Year Dollars 1992-01-01 6730781 1997-01-01 12105705 2002-01-01 542938 2003-01-01 708317 2004-01-01 974615 2005-01-01 1936437 2006-01-01 3767826 2007-01-01 3260166 2008-01-01 11241546 2009-01-01 1316559 2010-01-01 1159976 2011-01-01 1101996 2012-01-01 533828 2013-01-01 829251 2014-01-01 2651517 2015-01-01 929790 2016-01-01 552807