Quarter Sterling (millions) 2010-03-31 -70 2010-06-30 -75 2010-09-30 -31 2010-12-31 108 2011-03-31 -269 2011-06-30 -79 2011-09-30 -122 2011-12-31 -109 2012-03-31 -44 2012-06-30 -91 2012-09-30 7 2012-12-31 -8 2013-03-31 -21 2013-06-30 -63 2013-09-30 11 2013-12-31 23 2014-03-31 12 2014-06-30 -41 2014-09-30 38 2014-12-31 5 2015-03-31 5 2015-06-30 19 2015-09-30 15 2015-12-31 -13 2016-03-31 -35 2016-06-30 41 2016-09-30 -25 2016-12-31 8 2017-03-31 71 2017-06-30 11 2017-09-30 -118 2017-12-31 7 2018-03-31 26 2018-06-30 219 2018-09-30 -120 2018-12-31 31 2019-03-31 -1 2019-06-30 -112 2019-09-30 -25 2019-12-31 -5 2020-03-31 21 2020-06-30 16 2020-09-30 31 2020-12-31 -36 2021-03-31 4 2021-06-30 98 2021-09-30 -96 2021-12-31 -32 2022-03-31 71 2022-06-30 30 2022-09-30 58 2022-12-31 -7 2023-03-31 -39 2023-06-30 11 2023-09-30 18 2023-12-31 -170