Year Dollars 1992-01-01 17073740 1997-01-01 4485891 2002-01-01 5083484 2003-01-01 2839434 2004-01-01 6749218 2005-01-01 2745507 2010-01-01 1133070 2011-01-01 1949385 2012-01-01 2622414 2013-01-01 644676 2014-01-01 1798083 2015-01-01 4461275 2016-01-01 5337386