Year Dollars 2002-01-01 1886661 2003-01-01 354501 2004-01-01 452626 2006-01-01 1851750 2007-01-01 2419797 2008-01-01 3387708 2009-01-01 1704858 2010-01-01 828206 2011-01-01 1682046 2012-01-01 2906223 2013-01-01 1303965 2014-01-01 3349857 2015-01-01 2519761 2016-01-01 998207