Quarter	Sterling (millions)
2010-03-31	-25
2010-06-30	-5
2010-09-30	6
2010-12-31	-99
2011-03-31	1
2011-06-30	-60
2011-09-30	2
2011-12-31	0
2012-03-31	1
2012-06-30	34
2012-09-30	0
2012-12-31	63
2013-03-31	-11
2013-06-30	1550
2013-09-30	0
2013-12-31	62
2014-03-31	0
2014-06-30	52
2014-09-30	0
2014-12-31	-30
2015-03-31	0
2015-06-30	-23
2015-09-30	0
2015-12-31	61
2016-03-31	0
2016-06-30	79
2016-09-30	1
2016-12-31	209
2017-03-31	0
2017-06-30	157
2017-09-30	2
2017-12-31	128
2018-03-31	0
2018-06-30	2939
2018-09-30	0
2018-12-31	235
2019-03-31	0
2019-06-30	300
2019-09-30	0
2019-12-31	613
2020-03-31	0
2020-06-30	945
2020-09-30	0
2020-12-31	1418
2021-03-31	0
2021-06-30	964
2021-09-30	-2
2021-12-31	927
2022-03-31	-1
2022-06-30	557
2022-09-30	1
2022-12-31	-174
2023-03-31	2
2023-06-30	-401
2023-09-30	-23
2023-12-31	-705