Year Dollars 1992-01-01 27828291 1997-01-01 45635393 2002-01-01 42732027 2003-01-01 58633378 2004-01-01 93980910 2005-01-01 50688789 2006-01-01 100106454 2007-01-01 73249815 2008-01-01 124126465 2009-01-01 97595508 2010-01-01 156874681 2011-01-01 121507111 2012-01-01 112831931 2013-01-01 108198341 2014-01-01 156466160 2015-01-01 146979024 2016-01-01 155767090