Year Dollars 1992-01-01 64235254 1997-01-01 63207390 2002-01-01 57536341 2003-01-01 99766695 2004-01-01 71107634 2005-01-01 79352085 2006-01-01 84073577 2007-01-01 79599681 2008-01-01 92104418 2009-01-01 73032022 2010-01-01 69701878 2011-01-01 70116133 2012-01-01 53504840 2013-01-01 56338732 2014-01-01 69788934 2015-01-01 70895550 2016-01-01 58316383