Year Dollars 1992-01-01 1125376 1997-01-01 1428477 2002-01-01 1982001 2003-01-01 2177669 2004-01-01 7604454 2005-01-01 9000885 2006-01-01 7040032 2007-01-01 4009622 2008-01-01 3225954 2009-01-01 3389386 2010-01-01 5375159 2011-01-01 5697985 2012-01-01 5346600 2013-01-01 4105984 2014-01-01 3678499 2015-01-01 4012897 2016-01-01 3261203