Quarter	Sterling (millions)
1997-12-31	454
1998-03-31	518
1998-06-30	557
1998-09-30	427
1998-12-31	406
1999-03-31	169
1999-06-30	183
1999-09-30	163
1999-12-31	182
2000-03-31	139
2000-06-30	120
2000-09-30	140
2000-12-31	162
2001-03-31	133
2001-06-30	136
2001-09-30	120
2001-12-31	100
2002-03-31	129
2002-06-30	145
2002-09-30	1013
2002-12-31	1125
2003-03-31	1071
2003-06-30	1114
2003-09-30	1199
2003-12-31	1172
2004-03-31	1162
2004-06-30	1213
2004-09-30	1270
2004-12-31	1133
2005-03-31	1096
2005-06-30	1095
2005-09-30	1139
2005-12-31	1057
2006-03-31	1166
2006-06-30	1158
2006-09-30	1205
2006-12-31	1522
2007-03-31	1461
2007-06-30	1608
2007-09-30	1644
2007-12-31	1811
2008-03-31	1870
2008-06-30	1631
2008-09-30	1494
2008-12-31	1381
2009-03-31	934
2009-06-30	902
2009-09-30	775
2009-12-31	892
2010-03-31	919
2010-06-30	1061
2010-09-30	888
2010-12-31	749
2011-03-31	467
2011-06-30	431
2011-09-30	459
2011-12-31	529
2012-03-31	674
2012-06-30	682
2012-09-30	792
2012-12-31	790
2013-03-31	934
2013-06-30	868
2013-09-30	978
2013-12-31	953
2014-03-31	622
2014-06-30	392
2014-09-30	410
2014-12-31	3161
2015-03-31	3801
2015-06-30	4213
2015-09-30	4280
2015-12-31	4144
2016-03-31	4411
2016-06-30	4318
2016-09-30	3970
2016-12-31	3792
2017-03-31	4508
2017-06-30	4781
2017-09-30	4698
2017-12-31	4499
2018-03-31	4607
2018-06-30	4534
2018-09-30	4444
2018-12-31	4386