1983 Aug-Oct, 1984 Feb, 1985 Aug, 1986 March, 1986 May-July, 1986-87 Nov-Jan, 1987 Feb, 1987 May, 1987 Aug-Oct, 1987-88 Nov-Jan, 1988 Jan-March, 1988 April-June, 1988 July-Sept, 1988 Oct-Dec, 1989 Jan-March, 1989 April-June, 1989 July-Sept, 1989 Oct-Dec