Month	Sterling (millions)
2007-11-30	9951
2007-12-31	8905
2008-01-31	24961
2008-02-29	-8145
2008-03-31	1028
2008-04-30	4516
2008-05-31	-12200
2008-06-30	1254
2008-07-31	-51
2008-08-31	6249
2008-09-30	18303
2008-10-31	12433
2008-11-30	30844
2008-12-31	30614
2009-01-31	-26608
2009-02-28	-8109
2009-03-31	15125
2009-04-30	-8395
2009-05-31	-2852
2009-06-30	-14096
2009-07-31	-19855
2009-08-31	2659
2009-09-30	8935
2009-10-31	-10531
2009-11-30	13304
2009-12-31	17666