Year Dollars 1992-01-01 16060 1997-01-01 241440 2002-01-01 645993 2003-01-01 394413 2004-01-01 891144 2005-01-01 630174 2006-01-01 242880 2007-01-01 478203 2008-01-01 1705832 2009-01-01 2101310 2010-01-01 3059274 2011-01-01 3575712 2012-01-01 3708618 2013-01-01 2450009 2014-01-01 789418 2015-01-01 949619 2016-01-01 1201735