Quarter Sterling (millions) 2007-12-31 220 2008-03-31 98 2008-06-30 125 2008-09-30 166 2008-12-31 282 2009-03-31 228 2009-06-30 127 2009-09-30 217 2009-12-31 146 2010-03-31 117 2010-06-30 104 2010-09-30 294 2010-12-31 321 2011-03-31 254 2011-06-30 278 2011-09-30 324 2011-12-31 554 2012-03-31 418 2012-06-30 387 2012-09-30 682 2012-12-31 647 2013-03-31 471 2013-06-30 403 2013-09-30 637 2013-12-31 557 2014-03-31 465 2014-06-30 388 2014-09-30 582 2014-12-31 523 2015-03-31 1229 2015-06-30 618 2015-09-30 742 2015-12-31 1073 2016-03-31 1172 2016-06-30 999 2016-09-30 737 2016-12-31 1142 2017-03-31 641 2017-06-30 932 2017-09-30 770 2017-12-31 906 2018-03-31 738 2018-06-30 699 2018-09-30 823 2018-12-31 351 2019-03-31 797 2019-06-30 733 2019-09-30 841 2019-12-31 640 2020-03-31 666 2020-06-30 620 2020-09-30 660 2020-12-31 597