Year Dollars 1997-01-01 513278 2002-01-01 682006 2003-01-01 331181 2004-01-01 352120 2005-01-01 489117 2006-01-01 513405 2007-01-01 2570316 2008-01-01 380764 2009-01-01 980122 2010-01-01 273132 2011-01-01 204620 2012-01-01 347876 2013-01-01 93088 2014-01-01 345909 2015-01-01 256190 2016-01-01 301065