Month	Sterling (millions)
2007-10-31	10064
2007-11-30	9446
2007-12-31	11000
2008-01-31	11619
2008-02-29	11423
2008-03-31	13316
2008-04-30	12507
2008-05-31	8858
2008-06-30	9604
2008-07-31	7272
2008-08-31	17985
2008-09-30	29002
2008-10-31	28229
2008-11-30	40014
2008-12-31	39449
2009-01-31	34171
2009-02-28	30794
2009-03-31	43623
2009-04-30	37049
2009-05-31	35033
2009-06-30	37762
2009-07-31	32208
2009-08-31	39754
2009-09-30	40217
2009-10-31	31321
2009-11-30	30216
2009-12-31	30257