Year Dollars 1992-01-01 36621 1997-01-01 177414 2002-01-01 497784 2003-01-01 434354 2004-01-01 99826 2005-01-01 211545 2006-01-01 268909 2007-01-01 291300 2008-01-01 254641 2009-01-01 430163 2010-01-01 662852 2011-01-01 516920 2012-01-01 394170 2013-01-01 322924 2014-01-01 733303 2015-01-01 372553 2016-01-01 382900