Year Dollars 1997-01-01 13004 2002-01-01 126604 2004-01-01 17458 2006-01-01 21938 2007-01-01 58247 2008-01-01 74408 2009-01-01 240229 2010-01-01 63565 2011-01-01 68749 2012-01-01 57823 2013-01-01 65527 2014-01-01 210793 2015-01-01 480673 2016-01-01 79098