11 - 12 May, 1994

20 - 22 November, 1994

24 - 25 May, 1995

14 - 15 October, 1995

19 - 20 May, 1996

14 - 15 November, 1996

19 - 20 May, 1997

16 - 17 October, 1997

23 October, 1997