Year Dollars 1992-01-01 321863 1997-01-01 568077 2002-01-01 798545 2003-01-01 570666 2004-01-01 422292 2005-01-01 671085 2006-01-01 6102859 2007-01-01 1841324 2008-01-01 951030 2009-01-01 454748 2010-01-01 475888 2011-01-01 466474 2012-01-01 659787 2013-01-01 908476 2014-01-01 759858 2015-01-01 573330 2016-01-01 889791