Year Dollars 1992-01-01 37152826 1997-01-01 64731229 2002-01-01 20097518 2003-01-01 94858489 2004-01-01 21384254 2005-01-01 17370927 2006-01-01 11664728 2007-01-01 19517176 2008-01-01 38150796 2009-01-01 25314965 2010-01-01 24483118 2011-01-01 27976483 2012-01-01 33783022 2013-01-01 47239105 2014-01-01 50029093 2015-01-01 49392733 2016-01-01 38046460