Year Dollars 2003-01-01 68828 2006-01-01 112267 2007-01-01 232754 2008-01-01 116105 2009-01-01 237408 2010-01-01 80965 2011-01-01 268729 2012-01-01 194792 2013-01-01 330089 2014-01-01 191002 2015-01-01 642374 2016-01-01 386934