Year Dollars 1992-01-01 217037310 1997-01-01 486339769 2002-01-01 702281442 2003-01-01 703784732 2004-01-01 929380707 2005-01-01 1353886941 2006-01-01 1450224307 2007-01-01 1653372807 2008-01-01 1645840138 2009-01-01 1084930565 2010-01-01 1904749555 2011-01-01 2607870093 2012-01-01 2426891237 2013-01-01 2074220065 2014-01-01 1910910239 2015-01-01 1424310919 2016-01-01 1606539204