1980-06-11 1979-04-13 1982-04-09 1983-09-24 1982-03-18 1980-03-19 1983-06-02 1985-05-03 1981-04-25 1987-06-26 1982-04-16 1985-09-27 1981-11-13 1985-08-30 1981-12-11 1986-04-25 1986-04-25 1984-01-06 1980-10-03 1981-01-01 1981-10-09 1984-11-30 1985-09-20 1984-04-13 1987-01-01 1982-10-22 1980-06-11 1985-09-27 1981-07-10 1985-11-22 1986-01-01 1991-01-04 1980-04-10 1984-01-01