Month Sterling (millions) 2009-07-31 1785 2009-08-31 1805 2009-09-30 1847 2009-10-31 1862 2009-11-30 1839 2009-12-31 1630 2010-01-31 1676 2010-02-28 1635 2010-03-31 1461 2010-04-30 1342 2010-05-31 1270 2010-06-30 1148 2010-07-31 1181 2010-08-31 1121 2010-09-30 1083 2010-10-31 1087 2010-11-30 1047 2010-12-31 876