Month	Sterling (millions)
2007-10-31	1309
2007-11-30	1265
2007-12-31	1218
2008-01-31	1582
2008-02-29	2830
2008-03-31	1557
2008-04-30	2432
2008-05-31	2384
2008-06-30	3781
2008-07-31	3443
2008-08-31	3360
2008-09-30	3114
2008-10-31	5655
2008-11-30	7783
2008-12-31	5927
2009-01-31	3602
2009-02-28	2344
2009-03-31	590
2009-04-30	6151
2009-05-31	8516
2009-06-30	8403
2009-07-31	5587
2009-08-31	7485
2009-09-30	11357
2009-10-31	14272
2009-11-30	16872
2009-12-31	12280