Month	Sterling (millions)
2009-07-31	53
2009-08-31	353
2009-09-30	-311
2009-10-31	-65
2009-11-30	46
2009-12-31	119
2010-01-31	-177
2010-02-28	308
2010-03-31	-341
2010-04-30	-17
2010-05-31	92
2010-06-30	-142
2010-07-31	-78
2010-08-31	113
2010-09-30	-98
2010-10-31	-9
2010-11-30	696
2010-12-31	-156