Year Dollars 1992-01-01 5951503 1997-01-01 402674 2002-01-01 3139408 2003-01-01 3896148 2004-01-01 2005964 2005-01-01 3332357 2006-01-01 1946471 2007-01-01 8680268 2008-01-01 4205441 2009-01-01 2785341 2010-01-01 7209581 2011-01-01 6086385 2012-01-01 6343914 2013-01-01 8080970 2014-01-01 21844146 2015-01-01 10579894 2016-01-01 7103970