1975-07-31 1989-10-19 1979-04-12 1974-01-02 1980-09-25 1978-12-01 1984-12-13 1979-06-01 1984-09-20 1975-06-01 1986-05-22 1976-08-18 1978-08-21 1977-08-08 2015-05-13 1988-10-23 1976-07-09 1984-08-31 1983-07-01 1988-08-29 1986-07-24 2017-08-01 2011-06-10 2015-08-01 1992-01-01 1985-10-30 1987-04-09 2004-10-17 1987-01-01