Year Dollars 1992-01-01 429619 1997-01-01 163569 2003-01-01 154035 2005-01-01 444014 2006-01-01 357495 2007-01-01 350372 2008-01-01 452795 2009-01-01 433161 2010-01-01 961591 2011-01-01 314759 2012-01-01 857896 2013-01-01 1776770 2014-01-01 1906455 2015-01-01 1608853 2016-01-01 1183590