Date Span
1985
2
14 Jul 1986
1
18 May 1987-10 Jun 1987
1
1981-1990
1
1983
1
1983-Jun 1987
1
1984
1
1988-1989
1
21 Jan 1985
1
26 Feb 1989
1
26 Nov 1981-13 Sep 1987
1
27 Jul 1984
1
31 Aug 1984
1
5 Oct 1986
1
Apr 1990
1
Apr-May 1987
1
Aug 1983-May 1985
1
Dec 1982-Mar 1983
1
Dec 1987-Feb 1988
1
Feb 1981-Aug 1988
1
Feb 1985-Jan 1986
1
Feb 1988-Dec 1991
1
Feb-Apr 1987
1
Jan 1976-Dec 1980
1
Jan 1982-Jan 1983
1
Jan 1984-Dec 1985
1
Jan 1984-Nov 1988
1
Jan 1985-Jan 1989
1
Jan 1986-Aug 1989
1
Jan 1988-May 1991
1
Jan-May 1987
1
Jul 1983-Jan 1986
1
Jul 1984-Jun 1986
1
Jun 1979-Jan 1988
1
Jun 1986-Jan 1987
1
Jun-Dec 1983
1
Mar 1981-Feb 1983
1
Mar 1984-Jul 1987
1
Mar 1985-Jan 1988
1
Mar 1986
1
Mar-Apr 1990
1
Mar-Sep 1991
1
May 1983-Mar 1984
1
May 1988-May 1990
1
May-Sep 1989
1
Nov 1981-May 1983
1
Nov 1986-Dec 1990
1
Oct 1985-Jan 1987
1
Oct 1987
1
Oct-Nov 1985
1
more ...