How much did romaine lettuce cost in 2006?

January 2006 $1.34 per pound February 2006 $1.41 per pound March 2006 $1.38 per pound April 2006 $1.48 per pound May 2006 $1.48 per pound June 2006 $1.32 per pound July 2006 $1.24 per pound August 2006 $1.36 per pound September 2006 $1.43 per pound October 2006 $1.41 per pound November 2006 $1.43 per pound December 2006 $1.46 per pound