Year Dollars 2002-01-01 1034634 2003-01-01 1572158 2004-01-01 1841589 2006-01-01 5734489 2007-01-01 9279597 2008-01-01 18664076 2009-01-01 6564097 2010-01-01 5642689 2012-01-01 14622510 2013-01-01 13015682 2014-01-01 8970155