Year Dollars 1997-01-01 22439 2003-01-01 19448 2005-01-01 103372 2006-01-01 14752 2007-01-01 27880 2008-01-01 26254 2009-01-01 92806 2010-01-01 107233 2013-01-01 41056 2014-01-01 26025 2015-01-01 39060