Year Dollars 1992-01-01 13616105 1997-01-01 18331365 2002-01-01 90119258 2003-01-01 70574855 2004-01-01 73336147 2005-01-01 119920748 2006-01-01 100785590 2007-01-01 112968048 2008-01-01 140160309 2009-01-01 72423593 2010-01-01 84919620 2011-01-01 86617714 2012-01-01 98641054 2013-01-01 119276834 2014-01-01 133776278 2015-01-01 167658907 2016-01-01 146014653