1999-03-31 2002-02-11 2004-07-21 1989-11-08 1997-03-19 2007-12-19 2004-12-09 1998-03-25 2008-10-06 2010-07-01 2011-11-17 1995-02-01 2011-10-12 2012-08-15 2012-07-11 2011-05-18 2012-01-18 1998-02-07 2013-09-07 2014-06-04 2010-03-17 2015-02-15 2016-07-08 2015-12-01 2010-11-29 2014-09-12 2017-08-03 2017-11-15 2018-06-27 2017-08-21 2018-09-05 1991-11-01 2018-10-31 2019-07-03 1993-03-06