Year Dollars 1997-01-01 120442 2002-01-01 791645 2003-01-01 628309 2004-01-01 509365 2005-01-01 454342 2006-01-01 319902 2007-01-01 2778901 2008-01-01 2021685 2009-01-01 1571192 2010-01-01 4006868 2011-01-01 8012661 2012-01-01 4652624 2013-01-01 896235 2014-01-01 2630919 2015-01-01 356518 2016-01-01 547363