Year Dollars 2007-01-01 3558440 2008-01-01 3821393 2009-01-01 9888797 2010-01-01 10934815 2011-01-01 11689042 2012-01-01 6745456 2013-01-01 6662662 2014-01-01 6583007 2015-01-01 3508663 2016-01-01 6131347