Year Dollars 1992-01-01 17360649 1997-01-01 50571897 2002-01-01 134359395 2003-01-01 110451991 2004-01-01 104944652 2005-01-01 73761170 2006-01-01 59758777 2007-01-01 67629614 2008-01-01 94039440 2009-01-01 91361059 2010-01-01 84227124 2011-01-01 72432066 2012-01-01 95160054 2013-01-01 84025210 2014-01-01 88887137 2015-01-01 94012147 2016-01-01 90689910