Year Dollars 1992-01-01 2514723 1997-01-01 4509792 2002-01-01 10549887 2003-01-01 8704560 2004-01-01 11352078 2005-01-01 17151032 2006-01-01 4880811 2007-01-01 5042163 2008-01-01 25890827 2009-01-01 5042213 2010-01-01 4772783 2011-01-01 9439308 2012-01-01 7740815 2013-01-01 3015694 2014-01-01 3463604 2015-01-01 5001447 2016-01-01 4295353