Year Dollars 1992-01-01 1060239 1997-01-01 9070761 2002-01-01 10697322 2003-01-01 2656573 2004-01-01 4572488 2005-01-01 1071753 2006-01-01 1458570 2007-01-01 648275 2008-01-01 2277958 2009-01-01 11018008 2010-01-01 5351197 2012-01-01 6519509 2013-01-01 35521386 2014-01-01 11336871 2015-01-01 7585449 2016-01-01 13519060