Month	Sterling (millions)
2009-07-31	12
2009-08-31	-125
2009-09-30	-716
2009-10-31	-232
2009-11-30	-423
2009-12-31	370
2010-01-31	-786
2010-02-28	194
2010-03-31	-199
2010-04-30	50
2010-05-31	-74
2010-06-30	-39
2010-07-31	-44
2010-08-31	-189
2010-09-30	-236
2010-10-31	193
2010-11-30	152
2010-12-31	225