Quarter Sterling (millions) 2004-03-31 337 2004-06-30 355 2004-09-30 404 2004-12-31 463 2005-03-31 350 2005-06-30 390 2005-09-30 477 2005-12-31 555 2006-03-31 378 2006-06-30 404 2006-09-30 416 2006-12-31 484 2007-03-31 490 2007-06-30 573 2007-09-30 580 2007-12-31 634 2008-03-31 666 2008-06-30 604 2008-09-30 639 2008-12-31 671 2009-03-31 367 2009-06-30 380 2009-09-30 234 2009-12-31 268 2010-03-31 -5 2010-06-30 265 2010-09-30 320 2010-12-31 -7 2011-03-31 15 2011-06-30 221 2011-09-30 301 2011-12-31 274 2012-03-31 115 2012-06-30 2392 2012-09-30 163 2012-12-31 5 2013-03-31 16 2013-06-30 124 2013-09-30 -62 2013-12-31 85 2014-03-31 79 2014-06-30 113 2014-09-30 131 2014-12-31 191 2015-03-31 106 2015-06-30 60 2015-09-30 64 2015-12-31 149 2016-03-31 112 2016-06-30 67 2016-09-30 163 2016-12-31 -61 2017-03-31 26 2017-06-30 5 2017-09-30 24 2017-12-31 16 2018-03-31 34 2018-06-30 133 2018-09-30 64 2018-12-31 133