Year Dollars 1997-01-01 568965 2002-01-01 93916 2004-01-01 102404 2005-01-01 412361 2006-01-01 1106838 2007-01-01 1067449 2008-01-01 833130 2009-01-01 786054 2010-01-01 346119 2011-01-01 348714 2012-01-01 573353 2013-01-01 957741 2014-01-01 1250295 2015-01-01 2326216 2016-01-01 790512