Year Dollars 1992-01-01 11710270 1997-01-01 16581450 2002-01-01 16669617 2003-01-01 19221389 2004-01-01 51265240 2005-01-01 57373173 2006-01-01 15165701 2007-01-01 41974023 2008-01-01 107802358 2009-01-01 49534522 2010-01-01 119100596 2011-01-01 36954647 2012-01-01 23633761 2013-01-01 29217093 2014-01-01 89444447 2015-01-01 30489574 2016-01-01 26752329