09–10/1981
07–08/1981
05–06/1981
03–04/1981
01–02/1981
11-12/1980
12/1979
11/1979
10/1979
09/1979
08/1979
07/1979
06/1979
05/1979
04/1979
03/1979
02/1979
01/1979
04/1978
03/1978
02/1978