Quarter Sterling (millions) 2007-12-31 365930 2008-03-31 434410 2008-06-30 364224 2008-09-30 376359 2008-12-31 428166 2009-03-31 388052 2009-06-30 347925 2009-09-30 343145 2009-12-31 357591 2010-03-31 400354 2010-06-30 368696 2010-09-30 390186 2010-12-31 397877 2011-03-31 399069 2011-06-30 398226 2011-09-30 378640 2011-12-31 346824 2012-03-31 368186 2012-06-30 351313 2012-09-30 344371 2012-12-31 343320 2013-03-31 393884 2013-06-30 383561 2013-09-30 342547 2013-12-31 333646 2014-03-31 312516 2014-06-30 297858 2014-09-30 297508 2014-12-31 277035 2015-03-31 295449 2015-06-30 278096 2015-09-30 276605 2015-12-31 257680 2016-03-31 281129 2016-06-30 315216 2016-09-30 300254 2016-12-31 280427 2017-03-31 319170 2017-06-30 315171 2017-09-30 303747 2017-12-31 300799 2018-03-31 315505 2018-06-30 323085 2018-09-30 323567 2018-12-31 339684 2019-03-31 300756 2019-06-30 312716 2019-09-30 325360 2019-12-31 301032