Quarter Sterling (millions) 2010-03-31 -556 2010-06-30 440 2010-09-30 -270 2010-12-31 -67 2011-03-31 -1295 2011-06-30 1979 2011-09-30 -27 2011-12-31 -1041 2012-03-31 -1060 2012-06-30 1578 2012-09-30 545 2012-12-31 755 2013-03-31 -1151 2013-06-30 1172 2013-09-30 761 2013-12-31 -778 2014-03-31 -495 2014-06-30 1004 2014-09-30 -586 2014-12-31 -632 2015-03-31 -359 2015-06-30 260 2015-09-30 936 2015-12-31 720 2016-03-31 -683 2016-06-30 597 2016-09-30 -609 2016-12-31 65 2017-03-31 -1084 2017-06-30 1497 2017-09-30 1201 2017-12-31 -37 2018-03-31 643 2018-06-30 -1555 2018-09-30 1126 2018-12-31 -84 2019-03-31 -1389 2019-06-30 501 2019-09-30 1888 2019-12-31 -82 2020-03-31 1306 2020-06-30 -204 2020-09-30 2407 2020-12-31 -505 2021-03-31 2596 2021-06-30 -2840 2021-09-30 1612 2021-12-31 -668 2022-03-31 -1909 2022-06-30 -32 2022-09-30 -189 2022-12-31 -2749 2023-03-31 -1071 2023-06-30 -93 2023-09-30 -567 2023-12-31 -356