Year Dollars 1997-01-01 49020 2002-01-01 384906 2003-01-01 3364312 2005-01-01 383264 2006-01-01 926537 2007-01-01 843014 2008-01-01 580583 2009-01-01 309446 2010-01-01 1292909 2011-01-01 447100 2012-01-01 5623928 2013-01-01 1554280 2014-01-01 998678 2015-01-01 2031329 2016-01-01 864871