1967-12-11 1974-12-05 1972-10-12 1979-04-26 1972-10-04 1993-08-04 1970-12-16 1968-09-11 1980-01-01 1972-08-03 1996-05-10 1989-12-29 1972-12-21 1969-02-14 1997-05-14 1969-11-19 1972-05-02 1998-07-24 1982-03-08 1999-06-14 1980-01-04 2000-03-01 1972-05-01