Year Dollars 1992-01-01 1022866 1997-01-01 1449370 2002-01-01 15851778 2003-01-01 9301303 2004-01-01 7843064 2005-01-01 14613128 2006-01-01 43929981 2007-01-01 19574476 2008-01-01 25060416 2009-01-01 20562363 2010-01-01 2879280 2011-01-01 3599938 2012-01-01 2242380 2013-01-01 2879873 2014-01-01 2063007 2015-01-01 1477559 2016-01-01 1258368