Quarter	Sterling (millions)
1997-12-31	-46
1998-03-31	122
1998-06-30	-17
1998-09-30	102
1998-12-31	296
1999-03-31	-41
1999-06-30	52
1999-09-30	165
1999-12-31	133
2000-03-31	116
2000-06-30	-40
2000-09-30	123
2000-12-31	4
2001-03-31	155
2001-06-30	172
2001-09-30	217
2001-12-31	183
2002-03-31	129
2002-06-30	184
2002-09-30	41
2002-12-31	280
2003-03-31	152
2003-06-30	192
2003-09-30	259
2003-12-31	200
2004-03-31	339
2004-06-30	2
2004-09-30	417
2004-12-31	34
2005-03-31	328
2005-06-30	111
2005-09-30	623
2005-12-31	615
2006-03-31	802
2006-06-30	-131
2006-09-30	650
2006-12-31	228
2007-03-31	275
2007-06-30	-277
2007-09-30	730
2007-12-31	817
2008-03-31	730
2008-06-30	192
2008-09-30	182
2008-12-31	737
2009-03-31	503
2009-06-30	88
2009-09-30	337
2009-12-31	588
2010-03-31	322
2010-06-30	-302
2010-09-30	84
2010-12-31	183
2011-03-31	51
2011-06-30	4
2011-09-30	-61
2011-12-31	106
2012-03-31	138
2012-06-30	-7
2012-09-30	-379
2012-12-31	533
2013-03-31	65
2013-06-30	-209
2013-09-30	-282
2013-12-31	-246
2014-03-31	168
2014-06-30	211
2014-09-30	160
2014-12-31	98
2015-03-31	13
2015-06-30	144
2015-09-30	-250
2015-12-31	-388
2016-03-31	-35
2016-06-30	-69
2016-09-30	-79
2016-12-31	-79
2017-03-31	40
2017-06-30	-65
2017-09-30	104
2017-12-31	12
2018-03-31	-225
2018-06-30	37
2018-09-30	163
2018-12-31	-441
2019-03-31	-213
2019-06-30	281
2019-09-30	38
2019-12-31	-182
2020-03-31	521
2020-06-30	187
2020-09-30	124
2020-12-31	458
2021-03-31	522
2021-06-30	-149
2021-09-30	-139
2021-12-31	116
2022-03-31	-188
2022-06-30	-456
2022-09-30	-54
2022-12-31	-83
2023-03-31	-451
2023-06-30	-141
2023-09-30	-128
2023-12-31	-462