Quarter	Sterling (millions)
1997-12-31	-271
1998-03-31	1191
1998-06-30	544
1998-09-30	1455
1998-12-31	-222
1999-03-31	697
1999-06-30	-40
1999-09-30	-333
1999-12-31	1227
2000-03-31	352
2000-06-30	-532
2000-09-30	-255
2000-12-31	388
2001-03-31	-104
2001-06-30	570
2001-09-30	642
2001-12-31	-701
2002-03-31	569
2002-06-30	-22
2002-09-30	488
2002-12-31	375
2003-03-31	80
2003-06-30	-536
2003-09-30	-159
2003-12-31	812
2004-03-31	496
2004-06-30	-35
2004-09-30	412
2004-12-31	858
2005-03-31	-652
2005-06-30	-534
2005-09-30	-585
2005-12-31	651
2006-03-31	-459
2006-06-30	77
2006-09-30	197
2006-12-31	683
2007-03-31	3416
2007-06-30	1035
2007-09-30	1267
2007-12-31	140
2008-03-31	-121
2008-06-30	900
2008-09-30	-1558
2008-12-31	-1291
2009-03-31	-1177
2009-06-30	-366
2009-09-30	1113
2009-12-31	-1055
2010-03-31	1756
2010-06-30	-2935
2010-09-30	-152
2010-12-31	-472
2011-03-31	309
2011-06-30	-723
2011-09-30	30
2011-12-31	-1907
2012-03-31	-402
2012-06-30	767
2012-09-30	-237
2012-12-31	-608
2013-03-31	1210
2013-06-30	-2169
2013-09-30	-498
2013-12-31	304
2014-03-31	-380
2014-06-30	470
2014-09-30	214
2014-12-31	-1412
2015-03-31	449
2015-06-30	-430
2015-09-30	8
2015-12-31	77
2016-03-31	-332
2016-06-30	8
2016-09-30	-661
2016-12-31	1226
2017-03-31	106
2017-06-30	-833
2017-09-30	-523
2017-12-31	-390
2018-03-31	-136
2018-06-30	-641
2018-09-30	92
2018-12-31	-1695
2019-03-31	1818
2019-06-30	765
2019-09-30	956
2019-12-31	161
2020-03-31	1325
2020-06-30	3745
2020-09-30	1390
2020-12-31	3583