1974-11-11 2010-09-16 1977-08-27 1989-06-06 1995-01-01 1973-04-29 1987-04-19 1989-06-09 1973-05-21 1994-04-12 1975-02-02 1981-09-10 1973-05-28 1987-02-27 1991-08-04 1993-06-07 1974-01-01 1996-01-01 1979-01-01 2018-03-01 2017-08-31 1997-01-01 2001-08-11 2004-01-01 1975-10-13 2013-01-01 1984-01-30 1979-01-15