March 21 – June 20 1974
June 21 – September 20 1974
September 21 – December 20 1974
December 21 1974 – March 20 1975
March 21 – June 20 1975
June 21 – September 20 1975
September 21 – December 20 1975
December 21 1975 – March 20 1976
March 21 – June 20 1976
June 21 – September 20 1969
September 21 – December 20 1969
March 21 – June 20 1970
June 21 – September 20 1970
December 21 1971 – March 20 1972
March 21 – June 20 1973