2002-05-01 1985-05-10 1980-02-07 1981-04-24 1980-03-19 1978-01-01 1981-02-01 1977-08-24 1977-09-01 1985-03-15 1976-12-03 1976-02-06 1983-03-18 1983-03-04 1982-01-06 1981-08-06 1985-01-01 1982-04-12 1978-01-01 1983-09-08 1985-10-01 1985-12-01 1986-04-01 1986-02-01 1978-10-20 1982-01-01 1981-03-01 1982-10-29 1976-11-08 1980-01-01 1978-05-11 1983-09-01 1980-10-17 1976-11-09 1985-05-01