Year Dollars 1997-01-01 271361 2002-01-01 536882 2003-01-01 232012 2005-01-01 188795 2006-01-01 429211 2007-01-01 766173 2008-01-01 892201 2009-01-01 350204 2010-01-01 1715334 2011-01-01 359844 2012-01-01 1009982 2013-01-01 1233255 2014-01-01 609794 2015-01-01 727729 2016-01-01 950791