Year Dollars 2002-01-01 291540 2004-01-01 411116 2005-01-01 259612 2006-01-01 67798 2007-01-01 398705 2008-01-01 1471124 2009-01-01 447788 2010-01-01 2496727 2011-01-01 1379072 2012-01-01 913092 2013-01-01 722221 2014-01-01 938033 2015-01-01 966339