Year Dollars 1992-01-01 1271250 1997-01-01 1729739 2002-01-01 1147550 2003-01-01 1579444 2004-01-01 1150808 2005-01-01 988553 2006-01-01 1514519 2007-01-01 2206668 2008-01-01 1614833 2009-01-01 1316572 2010-01-01 1590884 2011-01-01 2598175 2012-01-01 2362882 2013-01-01 2488672 2014-01-01 5008931 2015-01-01 2299365 2016-01-01 3399885