1987-10-01 1978-08-25 1987-03-01 1979-01-01 1981-12-04 1992-01-01 2002-09-08 2007-11-04 2009-04-19 1990-03-01 1991-01-01 1988-11-03 2005-09-03 1988-01-01 1986-01-01 1997-11-13 1990-01-01 1979-12-26 1981-05-01 1981-10-22 1989-10-01 1997-03-06 1983-10-01 1984-03-01 1989-07-01