Year Dollars 2002-01-01 345218 2004-01-01 180443 2005-01-01 377791 2006-01-01 380642 2007-01-01 193989 2008-01-01 808329 2009-01-01 683525 2010-01-01 2796845 2011-01-01 1441762 2012-01-01 1334018 2013-01-01 2484417 2014-01-01 1573192 2015-01-01 4111301 2016-01-01 881142