- July 1, 1977
- January 22, 1980
- February 14, 1980
- February 27, 1980
- October 31, 1980
- November 12, 1980 (1)
- November 12, 1980 (2)
- December 15, 1980
- January 13, 1981
- February 8, 1982
- March 12, 1982
- April 20, 1982
- April 18, 1983
- June 5, 1983
- June 6, 1983
- November 25, 1983
- November 28, 1983
- January 4, 1984
- January 13, 1984
- January 24, 1984
- February 16, 1984
- March 12, 1984 (1)
- March 12, 1984 (2)
- June 1, 1984
- July 5, 1984