Quarter	Sterling (millions)
1997-12-31	0
1998-03-31	10
1998-06-30	-10
1998-09-30	0
1998-12-31	2
1999-03-31	8
1999-06-30	24
1999-09-30	7
1999-12-31	-1
2000-03-31	6
2000-06-30	-7
2000-09-30	1
2000-12-31	-8
2001-03-31	-21
2001-06-30	-8
2001-09-30	11
2001-12-31	11
2002-03-31	20
2002-06-30	24
2002-09-30	34
2002-12-31	40
2003-03-31	553
2003-06-30	233
2003-09-30	-75
2003-12-31	147
2004-03-31	-89
2004-06-30	126
2004-09-30	-190
2004-12-31	-57
2005-03-31	638
2005-06-30	143
2005-09-30	-659
2005-12-31	234
2006-03-31	-72
2006-06-30	-116
2006-09-30	-217
2006-12-31	-26
2007-03-31	-361
2007-06-30	5
2007-09-30	-78
2007-12-31	81
2008-03-31	-12
2008-06-30	-2
2008-09-30	-99
2008-12-31	141
2009-03-31	-270
2009-06-30	14
2009-09-30	-407
2009-12-31	-30
2010-03-31	-33
2010-06-30	-21
2010-09-30	92
2010-12-31	-95
2011-03-31	22
2011-06-30	-41
2011-09-30	-21
2011-12-31	96
2012-03-31	61
2012-06-30	12
2012-09-30	-158
2012-12-31	17
2013-03-31	-59
2013-06-30	-10
2013-09-30	42
2013-12-31	-37
2014-03-31	24
2014-06-30	-26
2014-09-30	-40
2014-12-31	0
2015-03-31	73
2015-06-30	70
2015-09-30	1
2015-12-31	72
2016-03-31	10
2016-06-30	-9
2016-09-30	74
2016-12-31	24
2017-03-31	-11
2017-06-30	72
2017-09-30	-15
2017-12-31	-15
2018-03-31	108
2018-06-30	-53
2018-09-30	-3
2018-12-31	40
2019-03-31	-38
2019-06-30	20
2019-09-30	-23
2019-12-31	-13
2020-03-31	-74
2020-06-30	11
2020-09-30	-29
2020-12-31	-42
2021-03-31	123
2021-06-30	-6
2021-09-30	8
2021-12-31	-34
2022-03-31	-73
2022-06-30	80
2022-09-30	64
2022-12-31	-1
2023-03-31	83
2023-06-30	44
2023-09-30	-71
2023-12-31	-17