Year Dollars 1992-01-01 2211091 1997-01-01 34469814 2002-01-01 8621046 2003-01-01 10541973 2004-01-01 7455761 2005-01-01 12709474 2006-01-01 9735513 2007-01-01 17782641 2008-01-01 23261546 2009-01-01 26678631 2010-01-01 11016679 2011-01-01 10486379 2012-01-01 17299494 2013-01-01 10443623 2014-01-01 10471363 2015-01-01 16366606 2016-01-01 17010446