Quarter Sterling (millions) 2010-03-31 -7229 2010-06-30 -233 2010-09-30 -1548 2010-12-31 -2750 2011-03-31 3402 2011-06-30 4233 2011-09-30 -1640 2011-12-31 -3563 2012-03-31 -2727 2012-06-30 -664 2012-09-30 -454 2012-12-31 -1587 2013-03-31 1055 2013-06-30 -306 2013-09-30 -989 2013-12-31 -2349 2014-03-31 3959 2014-06-30 -4224 2014-09-30 403 2014-12-31 1516 2015-03-31 -1523 2015-06-30 464 2015-09-30 2276 2015-12-31 -972 2016-03-31 -1616 2016-06-30 1240 2016-09-30 2952 2016-12-31 -4128 2017-03-31 -3879 2017-06-30 -1186 2017-09-30 1475 2017-12-31 817 2018-03-31 842 2018-06-30 5365 2018-09-30 -1400 2018-12-31 -1357 2019-03-31 1814 2019-06-30 -1364 2019-09-30 7647 2019-12-31 -1446 2020-03-31 3515 2020-06-30 5299 2020-09-30 -9914 2020-12-31 -10891 2021-03-31 778 2021-06-30 828 2021-09-30 -591 2021-12-31 -342 2022-03-31 1128 2022-06-30 3330 2022-09-30 893 2022-12-31 8115 2023-03-31 -113 2023-06-30 2909 2023-09-30 10238 2023-12-31 -9754