4 August 1978 - 6 July 1979 Meeting no’s 383-394
12 August 1977 - 7 July 1978 Meeting no’s 368-382
2 July 1976 - 8 July 1977 Meeting no’s 356-367
1 November 1974 - 4 June 1976 Meeting no’s 337-355
7 December 1973 -4 October 1974 Meeting no’s 325-336