How much did milk cost in 1997?

January 1997 $2.68 per gallon February 1997 $2.63 per gallon March 1997 $2.63 per gallon April 1997 $2.61 per gallon May 1997 $2.61 per gallon June 1997 $2.59 per gallon July 1997 $2.56 per gallon August 1997 $2.55 per gallon September 1997 $2.53 per gallon October 1997 $2.64 per gallon November 1997 $2.68 per gallon December 1997 $2.67 per gallon