Month	Sterling (millions)
2008-01-31	298
2008-02-29	-235
2008-03-31	559
2008-04-30	140
2008-05-31	682
2008-06-30	-371
2008-07-31	-1117
2008-08-31	1844
2008-09-30	353
2008-10-31	-2443
2008-11-30	757
2008-12-31	-158
2009-01-31	491
2009-02-28	-100
2009-03-31	93
2009-04-30	-217
2009-05-31	-43
2009-06-30	-434
2009-07-31	-275
2009-08-31	215
2009-09-30	51
2009-10-31	3
2009-11-30	175
2009-12-31	-335