How much did Grade AA eggs cost in 1980?

January 1980 $0.88 per dozen February 1980 $0.77 per dozen March 1980 $0.85 per dozen April 1980 $0.82 per dozen May 1980 $0.72 per dozen June 1980 $0.74 per dozen July 1980 $0.76 per dozen August 1980 $0.85 per dozen September 1980 $0.90 per dozen October 1980 $0.85 per dozen November 1980 $0.93 per dozen December 1980 $1.01 per dozen