Year Dollars 2002-01-01 3344305 2003-01-01 221444 2004-01-01 431061 2005-01-01 5275713 2007-01-01 10307447 2008-01-01 1567079 2009-01-01 656944 2010-01-01 2368391 2011-01-01 960755 2012-01-01 2871498 2013-01-01 2055425 2014-01-01 1669955 2015-01-01 1126352 2016-01-01 1704010