How much did potato chips cost in 1980?

January 1980 $1.98 per 16 ounces February 1980 $1.99 per 16 ounces March 1980 $2.00 per 16 ounces April 1980 $2.01 per 16 ounces May 1980 $2.01 per 16 ounces June 1980 $2.02 per 16 ounces July 1980 $2.01 per 16 ounces August 1980 $2.05 per 16 ounces September 1980 $2.04 per 16 ounces October 1980 $2.07 per 16 ounces November 1980 $2.14 per 16 ounces December 1980 $2.18 per 16 ounces