Year Dollars 1992-01-01 961906 1997-01-01 960485 2002-01-01 1189666 2003-01-01 821204 2004-01-01 926490 2005-01-01 2373790 2006-01-01 7788916 2007-01-01 1824527 2008-01-01 5867292 2009-01-01 4469419 2010-01-01 3707025 2011-01-01 5093784 2012-01-01 3610122 2013-01-01 4762027 2014-01-01 3181905 2015-01-01 9607354 2016-01-01 15405678