Year Dollars 1992-01-01 15361017 1997-01-01 28611854 2002-01-01 35169975 2003-01-01 50361218 2004-01-01 50629974 2005-01-01 68879496 2006-01-01 101553709 2007-01-01 92558984 2008-01-01 88797125 2009-01-01 94436402 2010-01-01 88786807 2011-01-01 87961352 2012-01-01 53468653 2013-01-01 69477973 2014-01-01 54027838 2015-01-01 78211847 2016-01-01 58498331