Month	Sterling (millions)
2009-07-31	212
2009-08-31	-111
2009-09-30	-189
2009-10-31	-100
2009-11-30	8
2009-12-31	58
2010-01-31	-5
2010-02-28	-34
2010-03-31	36
2010-04-30	-8
2010-05-31	16
2010-06-30	12
2010-07-31	-26
2010-08-31	-30
2010-09-30	24
2010-10-31	11
2010-11-30	-6
2010-12-31	-8
2011-01-31	26
2011-02-28	-1
2011-03-31	1855
2011-04-30	-1117
2011-05-31	881
2011-06-30	-244
2011-07-31	-289
2011-08-31	122
2011-09-30	-75
2011-10-31	-27
2011-11-30	482
2011-12-31	172
2012-01-31	46
2012-02-29	256
2012-03-31	-617
2012-04-30	416
2012-05-31	108
2012-06-30	230
2012-07-31	-453
2012-08-31	284
2012-09-30	-285
2012-10-31	339
2012-11-30	-145
2012-12-31	-955
2013-01-31	32
2013-02-28	-29
2013-03-31	10
2013-04-30	9
2013-05-31	-21
2013-06-30	254
2013-07-31	-244
2013-08-31	632
2013-09-30	-577
2013-10-31	-1
2013-11-30	-25
2013-12-31	-17
2014-01-31	-19
2014-02-28	37
2014-03-31	293
2014-04-30	-290
2014-05-31	21
2014-06-30	29
2014-07-31	31
2014-08-31	-15
2014-09-30	66
2014-10-31	495
2014-11-30	-218
2014-12-31	-114
2015-01-31	-6
2015-02-28	128
2015-03-31	-150
2015-04-30	10
2015-05-31	-36
2015-06-30	62
2015-07-31	-52
2015-08-31	25
2015-09-30	-90
2015-10-31	5
2015-11-30	98
2015-12-31	30
2016-01-31	-195
2016-02-29	356
2016-03-31	-275
2016-04-30	129
2016-05-31	358
2016-06-30	1
2016-07-31	220
2016-08-31	-461
2016-09-30	-184
2016-10-31	-36
2016-11-30	5
2016-12-31	-40
2017-01-31	90
2017-02-28	36
2017-03-31	-217
2017-04-30	586
2017-05-31	-265
2017-06-30	-50
2017-07-31	184
2017-08-31	75
2017-09-30	-243
2017-10-31	-116
2017-11-30	47
2017-12-31	-60
2018-01-31	271
2018-02-28	-119
2018-03-31	-39
2018-04-30	84
2018-05-31	283
2018-06-30	-56
2018-07-31	143
2018-08-31	-60
2018-09-30	-136
2018-10-31	77
2018-11-30	-229
2018-12-31	86