8 April 1992 - 15 April 1992
11 October 1991 - 13 October 1991
13 September 1991 - 15 September 1991
3 April 1991 - 9 April 1991
21 September 1990 - 23 September 1990
10 August 1990 - 14 October 1990
1 August 1990 - 8 August 1990
3 April 1990 - 11 April 1990
22 September 1989 - 24 September 1989
2 August 1989 - 9 August 1989
