Year Dollars 2002-01-01 382899 2003-01-01 162678 2004-01-01 346295 2005-01-01 706443 2006-01-01 1180507 2007-01-01 977624 2008-01-01 1497584 2009-01-01 181998 2010-01-01 50741 2011-01-01 180760