Month	Sterling (millions)
2009-07-31	273
2009-08-31	-262
2009-09-30	-83
2009-10-31	318
2009-11-30	-262
2009-12-31	82
2010-01-31	-47
2010-02-28	161
2010-03-31	115
2010-04-30	440
2010-05-31	-33
2010-06-30	-606
2010-07-31	381
2010-08-31	-525
2010-09-30	-31
2010-10-31	40
2010-11-30	-58
2010-12-31	-85
2011-01-31	-49
2011-02-28	25
2011-03-31	3
2011-04-30	-6
2011-05-31	-3
2011-06-30	700
2011-07-31	-232
2011-08-31	6
2011-09-30	287
2011-10-31	-826
2011-11-30	-312
2011-12-31	366
2012-01-31	-381
2012-02-29	-726
2012-03-31	853
2012-04-30	-274
2012-05-31	168
2012-06-30	-664
2012-07-31	2
2012-08-31	111
2012-09-30	625
2012-10-31	-673
2012-11-30	10
2012-12-31	1284
2013-01-31	60
2013-02-28	156
2013-03-31	-254
2013-04-30	283
2013-05-31	-994
2013-06-30	656
2013-07-31	32
2013-08-31	633
2013-09-30	540
2013-10-31	993
2013-11-30	-1751
2013-12-31	144
2014-01-31	736
2014-02-28	-95
2014-03-31	-925
2014-04-30	-268
2014-05-31	249
2014-06-30	237
2014-07-31	1527
2014-08-31	-1822
2014-09-30	-309
2014-10-31	103
2014-11-30	-662
2014-12-31	463
2015-01-31	-542
2015-02-28	50
2015-03-31	24
2015-04-30	1109
2015-05-31	425
2015-06-30	-71
2015-07-31	135
2015-08-31	-154
2015-09-30	13
2015-10-31	-40
2015-11-30	-115
2015-12-31	126
2016-01-31	-131
2016-02-29	6
2016-03-31	-72
2016-04-30	-36
2016-05-31	-27
2016-06-30	80
2016-07-31	-274
2016-08-31	-47
2016-09-30	-132
2016-10-31	36
2016-11-30	-41
2016-12-31	677
2017-01-31	-41
2017-02-28	90
2017-03-31	32
2017-04-30	-11
2017-05-31	-123
2017-06-30	1461
2017-07-31	-270
2017-08-31	735
2017-09-30	-226
2017-10-31	440
2017-11-30	-159
2017-12-31	123
2018-01-31	-1838
2018-02-28	624
2018-03-31	-267
2018-04-30	-191
2018-05-31	130
2018-06-30	-102
2018-07-31	-281
2018-08-31	-206
2018-09-30	402
2018-10-31	-378
2018-11-30	552
2018-12-31	413