1966-04-08 1985-08-01 1984-09-01 1989-07-01 1991-04-01 1967-09-01 1971-05-14 1973-06-01 1989-11-01 1991-12-07 1970-01-01 1966-01-01 1967-12-15 1968-06-28 1968-05-17 1969-07-08 1990-06-01 1971-11-05 1971-01-15 1971-08-06 1972-03-31 1973-03-29 1973-10-26 1974-08-30 1975-08-08 1976-02-06 1975-11-21 1976-09-17 1977-02-04 1977-04-15 1976-11-19 1978-03-24 1978-07-07 1978-01-27 1977-11-25