Rates
January - April 2011 : £680
April 2011 : £855
April - May 2011 : £680
May - June 2011 : £1080
June - July 2011 : £855
July - August 2011 : £1080
August - September 2011 : £855
September - October 2011 : £680
October - November 2011 : £855
November - December 2011 : £680
December - January 2012 : £1080