Year Dollars 1992-01-01 958447506 1997-01-01 1872741539 2002-01-01 1505417436 2003-01-01 1575299599 2004-01-01 1754452697 2005-01-01 1847721033 2006-01-01 2231841985 2007-01-01 2140409398 2008-01-01 2397608929 2009-01-01 1690637959 2010-01-01 2019697855 2011-01-01 2016510670 2012-01-01 1972399535 2013-01-01 1735343050 2014-01-01 1824782985 2015-01-01 1451296057 2016-01-01 1365780084