Year Dollars 1992-01-01 11752807 1997-01-01 17875145 2002-01-01 45088402 2003-01-01 46018630 2004-01-01 54427396 2005-01-01 55686373 2006-01-01 46625156 2007-01-01 52546266 2008-01-01 126593602 2009-01-01 72357693 2010-01-01 46719723 2011-01-01 58820242 2012-01-01 55633801 2013-01-01 80018130 2014-01-01 45246884 2015-01-01 187491871 2016-01-01 49251997