Year Dollars 1992-01-01 10085898 1997-01-01 19607610 2002-01-01 13103354 2003-01-01 13336965 2004-01-01 54828608 2005-01-01 29477058 2006-01-01 18424466 2007-01-01 70374769 2008-01-01 119815686 2009-01-01 28599314 2010-01-01 86995086 2011-01-01 26741468 2012-01-01 79397736 2013-01-01 23858026 2015-01-01 140272220 2016-01-01 21502540