23 July 1977 - 30 July 1977
30 March 1977 - 6 April 1977
20 November 1976 - 21 November 1976
24 September 1976 - 26 September 1976
22 August 1976 - 27 August 1976
31 March 1976 - 7 April 1976
15 November 1975 - 16 November 1975
20 September 1975 - 21 September 1975
16 August 1975 - 30 August 1975
2 April 1975 - 7 April 1975
