Year Dollars 1992-01-01 82345309 1997-01-01 137932051 2002-01-01 76823977 2003-01-01 74759377 2004-01-01 76924795 2005-01-01 90099333 2006-01-01 85134708 2007-01-01 84336138 2008-01-01 97261714 2009-01-01 75266574 2010-01-01 108289141 2011-01-01 375603461 2012-01-01 610644231 2013-01-01 207470810 2014-01-01 149312999 2015-01-01 188925688 2016-01-01 245354014