1987-11-13 1992-08-07 1983-09-07 1987-10-01 1991-03-15 1982-01-01 1981-08-14 1989-09-22 1986-03-14 1986-08-29 1988-05-06 1991-07-10 1985-03-01 1990-08-24 1989-04-01 1990-10-01 1983-07-01 1991-12-18 1985-08-16 1993-06-18 1985-07-26 1986-03-01 1995-07-15 1985-01-01 1994-04-01 1990-02-01 1986-06-06