Year Dollars 1997-01-01 59945 2002-01-01 816275 2003-01-01 186618 2005-01-01 204890 2006-01-01 1328574 2007-01-01 913283 2008-01-01 991414 2009-01-01 1283301 2010-01-01 1534056 2011-01-01 1310582 2012-01-01 1145663 2013-01-01 5886121 2015-01-01 4014010 2016-01-01 2924457