Quarter Sterling (millions) 2004-03-31 1123 2004-06-30 1160 2004-09-30 1211 2004-12-31 1217 2005-03-31 1239 2005-06-30 1294 2005-09-30 1392 2005-12-31 1358 2006-03-31 1299 2006-06-30 1331 2006-09-30 1342 2006-12-31 1262 2007-03-31 1253 2007-06-30 1341 2007-09-30 1339 2007-12-31 1472 2008-03-31 1403 2008-06-30 1449 2008-09-30 1492 2008-12-31 1448 2009-03-31 1378 2009-06-30 1336 2009-09-30 1379 2009-12-31 1341 2010-03-31 1273 2010-06-30 1297 2010-09-30 1309 2010-12-31 1272 2011-03-31 1311 2011-06-30 1411 2011-09-30 1356 2011-12-31 1393 2012-03-31 1324 2012-06-30 1332 2012-09-30 1384 2012-12-31 1303 2013-03-31 1212 2013-06-30 1251 2013-09-30 1295 2013-12-31 1250 2014-03-31 1211 2014-06-30 1204 2014-09-30 1176 2014-12-31 1160 2015-03-31 1138 2015-06-30 1163 2015-09-30 1148 2015-12-31 1136 2016-03-31 1231 2016-06-30 1254 2016-09-30 1334 2016-12-31 1294 2017-03-31 1292 2017-06-30 1257 2017-09-30 1253 2017-12-31 1214 2018-03-31 1237 2018-06-30 1230 2018-09-30 1294 2018-12-31 1272