How much did ground beef cost in 1987?

January 1987 $1.30 per pound February 1987 $1.27 per pound March 1987 $1.28 per pound April 1987 $1.29 per pound May 1987 $1.32 per pound June 1987 $1.30 per pound July 1987 $1.31 per pound August 1987 $1.32 per pound September 1987 $1.32 per pound October 1987 $1.33 per pound November 1987 $1.35 per pound December 1987 $1.32 per pound