Quarter Sterling (millions) 2011-06-30 -78 2011-09-30 -73 2011-12-31 149 2012-03-31 -27 2012-06-30 -29 2012-09-30 -43 2012-12-31 52 2013-03-31 -116 2013-06-30 35 2013-09-30 -12 2013-12-31 329 2014-03-31 11 2014-06-30 407 2014-09-30 -146 2014-12-31 -117 2015-03-31 -144 2015-06-30 120 2015-09-30 6 2015-12-31 -130 2016-03-31 29 2016-06-30 -15 2016-09-30 -129 2016-12-31 105 2017-03-31 -13 2017-06-30 -82 2017-09-30 95 2017-12-31 39 2018-03-31 -66 2018-06-30 -38 2018-09-30 -157 2018-12-31 -68 2019-03-31 -222 2019-06-30 -14 2019-09-30 -149 2019-12-31 -10 2020-03-31 -113 2020-06-30 143 2020-09-30 -43 2020-12-31 81 2021-03-31 -74 2021-06-30 20 2021-09-30 -65 2021-12-31 -11 2022-03-31 42 2022-06-30 -32 2022-09-30 -106 2022-12-31 80 2023-03-31 -71 2023-06-30 42 2023-09-30 -35 2023-12-31 -12