Year Dollars 1997-01-01 10403084 2002-01-01 10831324 2003-01-01 195072 2004-01-01 2446551 2005-01-01 882871 2007-01-01 1140564 2008-01-01 1713992 2009-01-01 1066791 2010-01-01 871170 2011-01-01 851321 2012-01-01 730106 2013-01-01 2483344 2014-01-01 1323259 2015-01-01 3850765