Year Dollars 1992-01-01 34818 1997-01-01 153080 2002-01-01 120442 2003-01-01 189383 2005-01-01 723180 2006-01-01 254935 2007-01-01 479487 2008-01-01 193754 2009-01-01 320700 2010-01-01 438281 2011-01-01 170733 2012-01-01 370794 2013-01-01 103705 2014-01-01 150294 2015-01-01 161623 2016-01-01 280645