Year Dollars 1992-01-01 1067913 1997-01-01 2222220 2002-01-01 5420276 2003-01-01 6092635 2004-01-01 5083921 2005-01-01 3367268 2006-01-01 4715939 2007-01-01 5279284 2008-01-01 5195514 2009-01-01 2823439 2010-01-01 2628780 2011-01-01 2831881 2012-01-01 1374921 2014-01-01 847650 2015-01-01 2363918 2016-01-01 1413346