Year Dollars 1992-01-01 106654 1997-01-01 350968 2002-01-01 418686 2003-01-01 345770 2004-01-01 629678 2005-01-01 572658 2006-01-01 1407665 2007-01-01 1249866 2008-01-01 964717 2009-01-01 1762300 2010-01-01 3997613 2011-01-01 1709608 2012-01-01 1334013 2013-01-01 722458 2014-01-01 3484153 2015-01-01 1315337 2016-01-01 393890