Quarter	Sterling (millions)
1997-12-31	253
1998-03-31	-82
1998-06-30	-120
1998-09-30	-220
1998-12-31	-6
1999-03-31	-209
1999-06-30	-24
1999-09-30	367
1999-12-31	249
2000-03-31	488
2000-06-30	106
2000-09-30	184
2000-12-31	52
2001-03-31	29
2001-06-30	148
2001-09-30	182
2001-12-31	-55
2002-03-31	261
2002-06-30	364
2002-09-30	-474
2002-12-31	463
2003-03-31	105
2003-06-30	-4
2003-09-30	248
2003-12-31	466
2004-03-31	184
2004-06-30	73
2004-09-30	-394
2004-12-31	63
2005-03-31	278
2005-06-30	355
2005-09-30	-253
2005-12-31	61
2006-03-31	50
2006-06-30	100
2006-09-30	318
2006-12-31	95
2007-03-31	453
2007-06-30	217
2007-09-30	445
2007-12-31	389
2008-03-31	-45
2008-06-30	-30
2008-09-30	81
2008-12-31	-840
2009-03-31	-88
2009-06-30	-78
2009-09-30	4
2009-12-31	248
2010-03-31	-181
2010-06-30	-149
2010-09-30	49
2010-12-31	-403
2011-03-31	635
2011-06-30	-260
2011-09-30	-173
2011-12-31	-288
2012-03-31	-177
2012-06-30	-205
2012-09-30	-134
2012-12-31	-116
2013-03-31	-39
2013-06-30	-107
2013-09-30	133
2013-12-31	-59
2014-03-31	-61
2014-06-30	89
2014-09-30	-54
2014-12-31	101
2015-03-31	-106
2015-06-30	99
2015-09-30	-7
2015-12-31	96
2016-03-31	-44
2016-06-30	72
2016-09-30	2
2016-12-31	2
2017-03-31	9
2017-06-30	105
2017-09-30	-126
2017-12-31	-76
2018-03-31	46
2018-06-30	-71
2018-09-30	57
2018-12-31	-173
2019-03-31	-51
2019-06-30	58
2019-09-30	-153
2019-12-31	103
2020-03-31	132
2020-06-30	1085
2020-09-30	433
2020-12-31	455
2021-03-31	250
2021-06-30	-122
2021-09-30	-83
2021-12-31	14
2022-03-31	-137
2022-06-30	-364
2022-09-30	-186
2022-12-31	-227
2023-03-31	-200
2023-06-30	-159
2023-09-30	-210
2023-12-31	146