Month	Sterling (millions)
2008-01-31	360
2008-02-29	100
2008-03-31	874
2008-04-30	-741
2008-05-31	141
2008-06-30	299
2008-07-31	-68
2008-08-31	898
2008-09-30	53
2008-10-31	327
2008-11-30	729
2008-12-31	3298
2009-01-31	-2357
2009-02-28	134
2009-03-31	863
2009-04-30	-878
2009-05-31	-1093
2009-06-30	-616
2009-07-31	199
2009-08-31	853
2009-09-30	-259
2009-10-31	392
2009-11-30	380
2009-12-31	-908