Quarter Sterling (millions) 2010-03-31 1927 2010-06-30 1119 2010-09-30 -980 2010-12-31 -1126 2011-03-31 -20711 2011-06-30 288 2011-09-30 6473 2011-12-31 -4370 2012-03-31 18692 2012-06-30 -7095 2012-09-30 -1128 2012-12-31 -11751 2013-03-31 855 2013-06-30 -2995 2013-09-30 -3577 2013-12-31 5937 2014-03-31 -1213 2014-06-30 -5618 2014-09-30 4269 2014-12-31 11935 2015-03-31 15665 2015-06-30 -11739 2015-09-30 -5720 2015-12-31 -590 2016-03-31 -5152 2016-06-30 -11425 2016-09-30 4301 2016-12-31 2077 2017-03-31 -10918 2017-06-30 -13673 2017-09-30 -428 2017-12-31 -3282 2018-03-31 18822 2018-06-30 7418 2018-09-30 -11075 2018-12-31 -6517 2019-03-31 -8068 2019-06-30 2464 2019-09-30 10340 2019-12-31 -9431