Month	Sterling (millions)
2009-07-31	-12
2009-08-31	-26
2009-09-30	-15
2009-10-31	62
2009-11-30	-53
2009-12-31	-187
2010-01-31	37
2010-02-28	-109
2010-03-31	-172
2010-04-30	-90
2010-05-31	-67
2010-06-30	-79
2010-07-31	48
2010-08-31	-68
2010-09-30	-55
2010-10-31	7
2010-11-30	-26
2010-12-31	-181