Year Dollars 2002-01-01 2504356 2003-01-01 835343 2004-01-01 2309504 2005-01-01 9613106 2006-01-01 9926314 2007-01-01 8478377 2008-01-01 11098853 2009-01-01 6407982 2010-01-01 4279420 2011-01-01 100330693 2012-01-01 14019271 2013-01-01 17978683 2014-01-01 11764546 2015-01-01 6299516 2016-01-01 5586124