Year Dollars 1997-01-01 579118 2002-01-01 1055739 2003-01-01 1513727 2004-01-01 1148049 2005-01-01 1611140 2006-01-01 1351419 2007-01-01 1036771 2008-01-01 2912296 2009-01-01 696368 2010-01-01 5847116 2011-01-01 3382297 2012-01-01 2004701 2013-01-01 4376142 2014-01-01 1905989 2015-01-01 2365703 2016-01-01 2769074