12nd January 198027th January 198039th January 1980414th January 1980516th January 1980621st January 1980723rd January 1980828th January 1980930th January 1980104th February 1980116th February 19801211th February 19801313th February 19801418th February 19801520th February 19801625th February 19801727th February 1980183rd March 1980195th March 19802010th March 19802112th March 19802217th March 19802319th March 19802424th March 198061July 30, 198065Aug. 13, 1980105Wed Dec 31 1980