How much did milk cost in 1999?

January 1999 $2.94 per gallon February 1999 $3.00 per gallon March 1999 $3.00 per gallon April 1999 $2.71 per gallon May 1999 $2.72 per gallon June 1999 $2.70 per gallon July 1999 $2.71 per gallon August 1999 $2.72 per gallon September 1999 $2.79 per gallon October 1999 $2.96 per gallon November 1999 $2.98 per gallon December 1999 $2.88 per gallon