2, no 2, 1986

4, no 2, 1988

5, no1, 1989

6, no 1, 1990

8, no 1, 1992

8, no 2, 1992

9, no 1, 1993

9, no 2, 1993

10, no 1, 1994

10, no 2, 1994

11, no 1, 1995

11, no 2, 1995

12, no 1, 1996

12, no 2, 1996

13, no 1, 1997

13, no2, 1997

14, no 1, 1998

14, no 2, 1998

15, no 1, 1999

15, no 2, 1999

16, no 2, 2000

16, no 1, 2000

17, no 1, 2001

17, no 2, 2001

18, no 1, 2002

18, no 2, 2002