Quarter	Sterling (millions)
1997-12-31	104
1998-03-31	-116
1998-06-30	174
1998-09-30	474
1998-12-31	-87
1999-03-31	-256
1999-06-30	83
1999-09-30	-615
1999-12-31	103
2000-03-31	34
2000-06-30	152
2000-09-30	69
2000-12-31	536
2001-03-31	163
2001-06-30	263
2001-09-30	35
2001-12-31	-28
2002-03-31	-47
2002-06-30	68
2002-09-30	80
2002-12-31	-98
2003-03-31	-120
2003-06-30	116
2003-09-30	205
2003-12-31	-79
2004-03-31	-39
2004-06-30	255
2004-09-30	292
2004-12-31	182
2005-03-31	-154
2005-06-30	239
2005-09-30	321
2005-12-31	153
2006-03-31	-53
2006-06-30	330
2006-09-30	196
2006-12-31	287
2007-03-31	-37
2007-06-30	878
2007-09-30	140
2007-12-31	-163
2008-03-31	-25
2008-06-30	175
2008-09-30	-5
2008-12-31	54
2009-03-31	-658
2009-06-30	16
2009-09-30	104
2009-12-31	594
2010-03-31	461
2010-06-30	349
2010-09-30	203
2010-12-31	148
2011-03-31	-231
2011-06-30	189
2011-09-30	3
2011-12-31	87
2012-03-31	-57
2012-06-30	107
2012-09-30	295
2012-12-31	155
2013-03-31	153
2013-06-30	747
2013-09-30	-279
2013-12-31	507
2014-03-31	-475
2014-06-30	380
2014-09-30	267
2014-12-31	-133
2015-03-31	-405
2015-06-30	397
2015-09-30	207
2015-12-31	-439
2016-03-31	338
2016-06-30	404
2016-09-30	-41
2016-12-31	186
2017-03-31	-8
2017-06-30	392
2017-09-30	233
2017-12-31	-179
2018-03-31	1
2018-06-30	-298
2018-09-30	276
2018-12-31	-176
2019-03-31	163
2019-06-30	-874
2019-09-30	-461
2019-12-31	321
2020-03-31	-673
2020-06-30	-5089
2020-09-30	150
2020-12-31	-179
2021-03-31	280
2021-06-30	143
2021-09-30	832
2021-12-31	1098
2022-03-31	72
2022-06-30	745
2022-09-30	725
2022-12-31	120
2023-03-31	-502
2023-06-30	236
2023-09-30	207
2023-12-31	-854