How much did milk cost in 2007?

January 2007 $3.07 per gallon February 2007 $3.08 per gallon March 2007 $3.07 per gallon April 2007 $3.14 per gallon May 2007 $3.26 per gallon June 2007 $3.43 per gallon July 2007 $3.74 per gallon August 2007 $3.81 per gallon September 2007 $3.84 per gallon October 2007 $3.84 per gallon November 2007 $3.90 per gallon December 2007 $3.87 per gallon