Month Sterling (millions) 2009-07-31 46 2009-08-31 225 2009-09-30 -155 2009-10-31 -64 2009-11-30 190 2009-12-31 -51 2010-01-31 -90 2010-02-28 263 2010-03-31 -198 2010-04-30 -10 2010-05-31 211 2010-06-30 -196 2010-07-31 -3 2010-08-31 132 2010-09-30 -133 2010-10-31 66 2010-11-30 -9 2010-12-31 -27