Year Dollars 1992-01-01 23370 2002-01-01 89424 2003-01-01 20343 2005-01-01 129960 2006-01-01 58992 2008-01-01 147627 2009-01-01 218235 2010-01-01 894771 2011-01-01 1007167 2012-01-01 1608631 2013-01-01 1008557 2015-01-01 7381372 2016-01-01 399449