Year Dollars 2002-01-01 12809 2003-01-01 105598 2008-01-01 163910 2009-01-01 117584 2010-01-01 129173 2011-01-01 641725 2012-01-01 1103286 2013-01-01 771379 2014-01-01 447259 2015-01-01 1368762