Month	Sterling (millions)
2008-01-31	333
2008-02-29	-328
2008-03-31	-426
2008-04-30	259
2008-05-31	-746
2008-06-30	-1767
2008-07-31	1276
2008-08-31	561
2008-09-30	-1455
2008-10-31	-2380
2008-11-30	-808
2008-12-31	-139
2009-01-31	737
2009-02-28	205
2009-03-31	-258
2009-04-30	-90
2009-05-31	405
2009-06-30	511
2009-07-31	667
2009-08-31	-457
2009-09-30	-1146
2009-10-31	-1976
2009-11-30	-843
2009-12-31	-218