Quarter	Sterling (millions)
2010-03-31	-82
2010-06-30	246
2010-09-30	-322
2010-12-31	475
2011-03-31	-468
2011-06-30	2
2011-09-30	123
2011-12-31	357
2012-03-31	-185
2012-06-30	154
2012-09-30	187
2012-12-31	312
2013-03-31	-225
2013-06-30	304
2013-09-30	-143
2013-12-31	401
2014-03-31	-373
2014-06-30	72
2014-09-30	44
2014-12-31	330
2015-03-31	-275
2015-06-30	78
2015-09-30	105
2015-12-31	230
2016-03-31	-168
2016-06-30	54
2016-09-30	202
2016-12-31	532
2017-03-31	-134
2017-06-30	-23
2017-09-30	411
2017-12-31	173
2018-03-31	-330
2018-06-30	-364
2018-09-30	104
2018-12-31	151
2019-03-31	-258
2019-06-30	-66
2019-09-30	-8
2019-12-31	147
2020-03-31	32
2020-06-30	61
2020-09-30	72
2020-12-31	297
2021-03-31	-75
2021-06-30	184
2021-09-30	40
2021-12-31	46
2022-03-31	-211
2022-06-30	-143
2022-09-30	38
2022-12-31	141
2023-03-31	-208
2023-06-30	90
2023-09-30	-51
2023-12-31	225