Month Sterling (millions) 2009-07-31 -1846 2009-08-31 -760 2009-09-30 -159 2009-10-31 -279 2009-11-30 1249 2009-12-31 -1088 2010-01-31 -1293 2010-02-28 -1226 2010-03-31 5812 2010-04-30 -2214 2010-05-31 1096 2010-06-30 2262 2010-07-31 -1387 2010-08-31 139 2010-09-30 2081 2010-10-31 -2177 2010-11-30 1582 2010-12-31 -1624