Year Dollars 1992-01-01 511751094 1997-01-01 1049851698 2002-01-01 757001585 2003-01-01 722939309 2004-01-01 805529622 2005-01-01 904612523 2006-01-01 985640432 2007-01-01 1078524649 2008-01-01 1067083560 2009-01-01 1232067274 2010-01-01 1406525765 2011-01-01 1469832073 2012-01-01 1413106513 2013-01-01 1614486907 2014-01-01 1840589354 2015-01-01 1972449871 2016-01-01 2262340127