Quarter	Sterling (millions)
1997-12-31	879
1998-03-31	784
1998-06-30	528
1998-09-30	809
1998-12-31	1024
1999-03-31	1024
1999-06-30	736
1999-09-30	817
1999-12-31	568
2000-03-31	934
2000-06-30	674
2000-09-30	478
2000-12-31	416
2001-03-31	606
2001-06-30	513
2001-09-30	404
2001-12-31	529
2002-03-31	418
2002-06-30	502
2002-09-30	532
2002-12-31	300
2003-03-31	141
2003-06-30	463
2003-09-30	455
2003-12-31	320
2004-03-31	363
2004-06-30	371
2004-09-30	305
2004-12-31	381
2005-03-31	299
2005-06-30	455
2005-09-30	365
2005-12-31	349
2006-03-31	130
2006-06-30	249
2006-09-30	495
2006-12-31	527
2007-03-31	338
2007-06-30	442
2007-09-30	725
2007-12-31	1181
2008-03-31	1019
2008-06-30	715
2008-09-30	719
2008-12-31	740
2009-03-31	732
2009-06-30	444
2009-09-30	372
2009-12-31	510
2010-03-31	739
2010-06-30	541
2010-09-30	367
2010-12-31	264
2011-03-31	242
2011-06-30	1602
2011-09-30	1663
2011-12-31	891
2012-03-31	1326
2012-06-30	556
2012-09-30	1295
2012-12-31	1916
2013-03-31	1877
2013-06-30	1822
2013-09-30	3027
2013-12-31	2412
2014-03-31	2038
2014-06-30	2255
2014-09-30	1651
2014-12-31	1555
2015-03-31	1088
2015-06-30	851
2015-09-30	845
2015-12-31	1091
2016-03-31	645
2016-06-30	662
2016-09-30	208
2016-12-31	881
2017-03-31	962
2017-06-30	2289
2017-09-30	2528
2017-12-31	2933
2018-03-31	1452
2018-06-30	1286
2018-09-30	1201
2018-12-31	1787