Year Dollars 1992-01-01 35147 1997-01-01 692565 2002-01-01 734148 2003-01-01 157019 2004-01-01 756655 2005-01-01 581224 2006-01-01 1095581 2007-01-01 643672 2008-01-01 1475360 2009-01-01 999268 2010-01-01 936213 2011-01-01 1278241 2012-01-01 1120502 2013-01-01 570118 2014-01-01 12327696 2015-01-01 2795794 2016-01-01 1951472