Year Dollars 1997-01-01 109736 2002-01-01 206157 2003-01-01 316384 2004-01-01 38679 2005-01-01 47941 2006-01-01 16834 2008-01-01 133687 2009-01-01 99498 2010-01-01 257867 2011-01-01 196092 2012-01-01 39820 2013-01-01 59561 2014-01-01 163108 2015-01-01 190885 2016-01-01 274135