Year Dollars 1997-01-01 41035 2002-01-01 277230 2003-01-01 1437530 2004-01-01 1473558 2008-01-01 792887 2009-01-01 687933 2010-01-01 1055516 2011-01-01 1952843 2012-01-01 5187469 2013-01-01 1746839 2014-01-01 3660437 2015-01-01 1927038 2016-01-01 2497666