October 1978
November 1978 (2 copies)
December 1978

January 1979
March 1979 (2 copies)
April 1979 (3 copies)
May 1979 (3 copies)
Summer 1979 (3 copies)
September 1979 (3 copies)
October 1979 (2 copies)
December 1979 (2 copies)

February 1980 (3 copies)
March 1980
April 1980
May/June 1980 (2 copies)

October 1981 (2 copies)
November 1981 (3 copies)
December 1981

January 1982 (2 copies)
February 1982 (2 copies)
March 1982 (2 copies)
April 1982 (3 copies)
May 1982
June 1982 (3 copies)
July 1982 (2 copies)
October 1982 (2 copies)
November 1982 (2 copies)
December 1982 (2 copies)

January 1983
February 1983
March 1983 (2 copies)