Year Dollars 1992-01-01 190404 1997-01-01 339728 2002-01-01 1539388 2003-01-01 912028 2004-01-01 1591136 2005-01-01 1179143 2006-01-01 1141723 2007-01-01 1327382 2008-01-01 1436922 2009-01-01 1941188 2010-01-01 4720226 2011-01-01 1291827 2012-01-01 3184705 2013-01-01 753943 2014-01-01 708323 2015-01-01 2408336 2016-01-01 444768