Month	Sterling (millions)
2007-10-31	628
2007-11-30	548
2007-12-31	603
2008-01-31	593
2008-02-29	678
2008-03-31	320
2008-04-30	284
2008-05-31	184
2008-06-30	184
2008-07-31	3184
2008-08-31	4441
2008-09-30	10191
2008-10-31	7006
2008-11-30	4444
2008-12-31	4436
2009-01-31	3122
2009-02-28	14000
2009-03-31	25080
2009-04-30	40088
2009-05-31	45998
2009-06-30	52056
2009-07-31	78389
2009-08-31	102857
2009-09-30	101186
2009-10-31	108149
2009-11-30	99276
2009-12-31	92851