Quarter	Sterling (millions)
1997-12-31	162
1998-03-31	184
1998-06-30	-25
1998-09-30	113
1998-12-31	149
1999-03-31	86
1999-06-30	439
1999-09-30	133
1999-12-31	-164
2000-03-31	438
2000-06-30	-83
2000-09-30	-145
2000-12-31	-90
2001-03-31	-242
2001-06-30	104
2001-09-30	144
2001-12-31	178
2002-03-31	132
2002-06-30	50
2002-09-30	18
2002-12-31	367
2003-03-31	228
2003-06-30	257
2003-09-30	301
2003-12-31	84
2004-03-31	599
2004-06-30	390
2004-09-30	953
2004-12-31	540
2005-03-31	890
2005-06-30	434
2005-09-30	625
2005-12-31	922
2006-03-31	307
2006-06-30	2915
2006-09-30	1628
2006-12-31	-1457
2007-03-31	245
2007-06-30	130
2007-09-30	2160
2007-12-31	900
2008-03-31	-55
2008-06-30	1138
2008-09-30	739
2008-12-31	-411
2009-03-31	170
2009-06-30	509
2009-09-30	305
2009-12-31	-70
2010-03-31	525
2010-06-30	1018
2010-09-30	113
2010-12-31	-125
2011-03-31	-298
2011-06-30	-193
2011-09-30	-293
2011-12-31	236
2012-03-31	154
2012-06-30	255
2012-09-30	-84
2012-12-31	99
2013-03-31	-500
2013-06-30	-21
2013-09-30	-216
2013-12-31	-1012
2014-03-31	-189
2014-06-30	-489
2014-09-30	-413
2014-12-31	-360
2015-03-31	287
2015-06-30	306
2015-09-30	-222
2015-12-31	-55
2016-03-31	336
2016-06-30	36
2016-09-30	-272
2016-12-31	-266
2017-03-31	471
2017-06-30	87
2017-09-30	20
2017-12-31	-331
2018-03-31	111
2018-06-30	-131
2018-09-30	137
2018-12-31	-487
2019-03-31	281
2019-06-30	46
2019-09-30	-382
2019-12-31	-150
2020-03-31	-320
2020-06-30	1170
2020-09-30	684
2020-12-31	4
2021-03-31	538
2021-06-30	-1086
2021-09-30	-270
2021-12-31	20
2022-03-31	-212
2022-06-30	-337
2022-09-30	85
2022-12-31	-470
2023-03-31	475
2023-06-30	-53
2023-09-30	-249
2023-12-31	-153