Year Dollars 1992-01-01 10153439 1997-01-01 21777698 2002-01-01 34657283 2003-01-01 23831230 2004-01-01 25201573 2005-01-01 22062556 2006-01-01 29987684 2007-01-01 39415726 2008-01-01 41430724 2009-01-01 67816712 2010-01-01 66914627 2011-01-01 88555002 2012-01-01 81800777 2013-01-01 78204115 2014-01-01 80346524 2015-01-01 94746256 2016-01-01 91198391