Year Dollars 2003-01-01 118977 2006-01-01 248423 2007-01-01 1076473 2008-01-01 6120244 2009-01-01 3550130 2010-01-01 2198038 2011-01-01 7363049 2012-01-01 1606638 2013-01-01 2207400 2014-01-01 4199000 2015-01-01 2857663 2016-01-01 1814512