Month	Sterling (millions)
2007-10-31	3399
2007-11-30	1984
2007-12-31	1900
2008-01-31	2117
2008-02-29	3038
2008-03-31	2989
2008-04-30	4992
2008-05-31	4476
2008-06-30	5098
2008-07-31	4792
2008-08-31	5208
2008-09-30	5415
2008-10-31	5665
2008-11-30	7095
2008-12-31	7245
2009-01-31	6106
2009-02-28	5740
2009-03-31	6229
2009-04-30	8307
2009-05-31	6725
2009-06-30	8400
2009-07-31	7256
2009-08-31	7657
2009-09-30	8140
2009-10-31	15482
2009-11-30	21901
2009-12-31	24603