Quarter	Sterling (millions)
1997-12-31	-116
1998-03-31	197
1998-06-30	-30
1998-09-30	-66
1998-12-31	918
1999-03-31	-835
1999-06-30	-58
1999-09-30	-102
1999-12-31	1300
2000-03-31	-961
2000-06-30	-110
2000-09-30	-119
2000-12-31	-95
2001-03-31	388
2001-06-30	-221
2001-09-30	-243
2001-12-31	303
2002-03-31	439
2002-06-30	-346
2002-09-30	524
2002-12-31	145
2003-03-31	-292
2003-06-30	-241
2003-09-30	-151
2003-12-31	23
2004-03-31	181
2004-06-30	162
2004-09-30	103
2004-12-31	253
2005-03-31	-150
2005-06-30	26
2005-09-30	-446
2005-12-31	-142
2006-03-31	446
2006-06-30	573
2006-09-30	-370
2006-12-31	-171
2007-03-31	-72
2007-06-30	236
2007-09-30	653
2007-12-31	222
2008-03-31	758
2008-06-30	-773
2008-09-30	139
2008-12-31	-695
2009-03-31	313
2009-06-30	-52
2009-09-30	-144
2009-12-31	-854
2010-03-31	206
2010-06-30	-95
2010-09-30	-434
2010-12-31	367
2011-03-31	362
2011-06-30	-515
2011-09-30	-23
2011-12-31	-613
2012-03-31	280
2012-06-30	687
2012-09-30	-432
2012-12-31	-1001
2013-03-31	71
2013-06-30	-235
2013-09-30	36
2013-12-31	26
2014-03-31	-8
2014-06-30	-88
2014-09-30	-96
2014-12-31	-106
2015-03-31	149
2015-06-30	22
2015-09-30	4
2015-12-31	-84
2016-03-31	-65
2016-06-30	-4
2016-09-30	118
2016-12-31	136
2017-03-31	287
2017-06-30	-89
2017-09-30	-297
2017-12-31	-34
2018-03-31	107
2018-06-30	-100
2018-09-30	-130
2018-12-31	12
2019-03-31	49
2019-06-30	-22
2019-09-30	-61
2019-12-31	-57
2020-03-31	-32
2020-06-30	-15
2020-09-30	30
2020-12-31	-63