Year Dollars 1992-01-01 25383079 1997-01-01 30867833 2002-01-01 30915971 2003-01-01 31494335 2004-01-01 55777612 2005-01-01 136224224 2006-01-01 98604699 2007-01-01 119868447 2008-01-01 178074112 2009-01-01 117321982 2010-01-01 104902811 2011-01-01 111633397 2012-01-01 181370970 2013-01-01 206949000 2014-01-01 198188833 2015-01-01 46318726 2016-01-01 61673115