Year Dollars 1992-01-01 44185022 1997-01-01 17103341 2002-01-01 36295632 2003-01-01 27920837 2004-01-01 16183378 2005-01-01 37893795 2006-01-01 52165747 2007-01-01 13941789 2008-01-01 27752393 2009-01-01 12604376 2010-01-01 58390759 2011-01-01 41313406 2012-01-01 41600818 2013-01-01 41414629 2014-01-01 25295289 2015-01-01 17514562 2016-01-01 62573434