1981-06-12 1984-01-01 1977-08-01 1983-08-12 1978-08-29 1981-07-31 1991-07-13 1979-08-10 1980-08-15 1980-05-23 1985-06-01 1990-07-19 1984-01-01 1989-06-28 1989-12-31 1984-04-16 1992-03-22 1975-02-01 1977-05-26 1985-05-19 1984-01-06 1987-10-28 1986-01-01 2011-09-11 1979-02-01 1982-08-19 1991-08-08 1970-03-06 1976-06-24 1979-12-21 1988-11-22 1974-06-22 1985-06-01