Year Dollars 1992-01-01 2068340 1997-01-01 4460972 2002-01-01 2834045 2003-01-01 7075887 2004-01-01 6610693 2005-01-01 4397419 2006-01-01 4746257 2007-01-01 2343658 2008-01-01 770026 2009-01-01 2354945 2010-01-01 1926660 2011-01-01 3771720 2012-01-01 1421075 2013-01-01 2605551 2014-01-01 2545239 2015-01-01 23394436 2016-01-01 28885242