Year Dollars 1992-01-01 370704996 1997-01-01 495899025 2002-01-01 460296128 2003-01-01 448396392 2004-01-01 454414082 2005-01-01 433237228 2006-01-01 656806351 2007-01-01 552606767 2008-01-01 891839722 2009-01-01 738207708 2010-01-01 732288943 2011-01-01 1264689819 2012-01-01 883967502 2013-01-01 1277001621 2014-01-01 1294755872 2015-01-01 1306964104 2016-01-01 1116497942