Year Dollars 1992-01-01 351834 1997-01-01 3447891 2002-01-01 1505460 2003-01-01 2034166 2004-01-01 1222661 2005-01-01 477669 2006-01-01 1015733 2007-01-01 2098609 2008-01-01 4661815 2009-01-01 2653079 2010-01-01 590934 2011-01-01 572435 2012-01-01 660940 2013-01-01 3264975 2014-01-01 820812 2015-01-01 3722516 2016-01-01 14166574