Year Dollars 1992-01-01 389790449 1997-01-01 1481347000 2002-01-01 1865430814 2003-01-01 1516981842 2004-01-01 1652196125 2005-01-01 2149231077 2006-01-01 3015655117 2007-01-01 3787136341 2008-01-01 5482000003 2009-01-01 4779393217 2010-01-01 6950130412 2011-01-01 9716502196 2012-01-01 9873965399 2013-01-01 10646232587 2014-01-01 11607583922