Month	Sterling (millions)
2009-07-31	-738
2009-08-31	1047
2009-09-30	395
2009-10-31	699
2009-11-30	-1079
2009-12-31	-167
2010-01-31	552
2010-02-28	325
2010-03-31	945
2010-04-30	-665
2010-05-31	-152
2010-06-30	536
2010-07-31	-1192
2010-08-31	119
2010-09-30	1609
2010-10-31	-613
2010-11-30	-541
2010-12-31	-67
2011-01-31	-491
2011-02-28	-461
2011-03-31	162
2011-04-30	-83
2011-05-31	-366
2011-06-30	39
2011-07-31	313
2011-08-31	1024
2011-09-30	-4
2011-10-31	-77
2011-11-30	1936
2011-12-31	-3425
2012-01-31	-156
2012-02-29	-70
2012-03-31	165
2012-04-30	1138
2012-05-31	10
2012-06-30	-31
2012-07-31	-88
2012-08-31	-674
2012-09-30	668
2012-10-31	419
2012-11-30	113
2012-12-31	-563
2013-01-31	423
2013-02-28	-132
2013-03-31	-183
2013-04-30	2116
2013-05-31	-568
2013-06-30	-1388
2013-07-31	740
2013-08-31	251
2013-09-30	-383
2013-10-31	-391
2013-11-30	603
2013-12-31	-636
2014-01-31	241
2014-02-28	-267
2014-03-31	-356
2014-04-30	221
2014-05-31	-398
2014-06-30	432
2014-07-31	382
2014-08-31	-46
2014-09-30	542
2014-10-31	-596
2014-11-30	479
2014-12-31	-415
2015-01-31	567
2015-02-28	-679
2015-03-31	253
2015-04-30	221
2015-05-31	64
2015-06-30	372
2015-07-31	-939
2015-08-31	-1166
2015-09-30	2014
2015-10-31	-1717
2015-11-30	693
2015-12-31	-245
2016-01-31	-1842
2016-02-29	547
2016-03-31	-297
2016-04-30	-570
2016-05-31	859
2016-06-30	355
2016-07-31	123
2016-08-31	-88
2016-09-30	445
2016-10-31	155
2016-11-30	-1073
2016-12-31	249
2017-01-31	-415
2017-02-28	528
2017-03-31	1270
2017-04-30	29
2017-05-31	-1313
2017-06-30	-316
2017-07-31	-151
2017-08-31	230
2017-09-30	-201
2017-10-31	795
2017-11-30	130
2017-12-31	-193
2018-01-31	791
2018-02-28	-728
2018-03-31	167
2018-04-30	-1340
2018-05-31	1317
2018-06-30	-515
2018-07-31	-454
2018-08-31	625
2018-09-30	581
2018-10-31	-671
2018-11-30	-747
2018-12-31	263