Year Dollars 1992-01-01 24210269 1997-01-01 23240746 2002-01-01 115336610 2003-01-01 131400337 2004-01-01 118726769 2005-01-01 170011742 2006-01-01 124031903 2007-01-01 137737911 2008-01-01 188647766 2009-01-01 102036625 2010-01-01 109489378 2011-01-01 97066771 2012-01-01 78392303 2013-01-01 88686973 2014-01-01 121516321 2015-01-01 132677094 2016-01-01 61564644