Month Sterling (millions) 2007-10-31 163050 2007-11-30 185019 2007-12-31 145635 2008-01-31 183956 2008-02-29 197257 2008-03-31 154944 2008-04-30 155435 2008-05-31 152649 2008-06-30 136963 2008-07-31 153071 2008-08-31 146029 2008-09-30 114284 2008-10-31 90006 2008-11-30 81126 2008-12-31 81273 2009-01-31 76239 2009-02-28 78443 2009-03-31 61363 2009-04-30 70149 2009-05-31 74290 2009-06-30 71480 2009-07-31 68320 2009-08-31 77491 2009-09-30 70016 2009-10-31 79415 2009-11-30 80604 2009-12-31 66850