Year Dollars 1992-01-01 308133445 1997-01-01 346346443 2002-01-01 510309595 2003-01-01 558413588 2004-01-01 654397690 2005-01-01 782636256 2006-01-01 766021920 2007-01-01 1034743574 2008-01-01 1199332906 2009-01-01 949263470 2010-01-01 906594278 2011-01-01 1063930892 2012-01-01 957411431 2013-01-01 1038224505 2014-01-01 1261091398 2015-01-01 1436686787 2016-01-01 1546334816