Year Dollars 1992-01-01 36950576 1997-01-01 35397295 2002-01-01 39206530 2003-01-01 15985599 2004-01-01 15747031 2005-01-01 49847703 2006-01-01 40253492 2007-01-01 19057978 2008-01-01 96589214 2009-01-01 18916987 2010-01-01 19451251 2011-01-01 22337540 2012-01-01 32369548 2013-01-01 52795398 2014-01-01 47523259 2015-01-01 48701207 2016-01-01 36877582