Quarter	Sterling (millions)
1997-12-31	27
1998-03-31	-18
1998-06-30	-3
1998-09-30	17
1998-12-31	-4
1999-03-31	13
1999-06-30	141
1999-09-30	35
1999-12-31	-19
2000-03-31	-88
2000-06-30	49
2000-09-30	69
2000-12-31	-27
2001-03-31	8
2001-06-30	-1
2001-09-30	33
2001-12-31	-4
2002-03-31	-142
2002-06-30	26
2002-09-30	8
2002-12-31	-12
2003-03-31	-66
2003-06-30	-1
2003-09-30	22
2003-12-31	89
2004-03-31	-88
2004-06-30	-21
2004-09-30	15
2004-12-31	-26
2005-03-31	-10
2005-06-30	0
2005-09-30	3
2005-12-31	-2
2006-03-31	3
2006-06-30	-20
2006-09-30	295
2006-12-31	10
2007-03-31	20
2007-06-30	-320
2007-09-30	-3
2007-12-31	1
2008-03-31	2
2008-06-30	20
2008-09-30	-10
2008-12-31	-4
2009-03-31	0
2009-06-30	-5
2009-09-30	7
2009-12-31	3
2010-03-31	65
2010-06-30	-22
2010-09-30	-8
2010-12-31	-1
2011-03-31	-8
2011-06-30	-1
2011-09-30	-7
2011-12-31	-2
2012-03-31	1
2012-06-30	-3
2012-09-30	0
2012-12-31	1
2013-03-31	-50
2013-06-30	16
2013-09-30	0
2013-12-31	-1
2014-03-31	0
2014-06-30	0
2014-09-30	-2
2014-12-31	-4
2015-03-31	-13
2015-06-30	0
2015-09-30	-1
2015-12-31	0
2016-03-31	0
2016-06-30	1
2016-09-30	0
2016-12-31	0
2017-03-31	0
2017-06-30	0
2017-09-30	0
2017-12-31	0
2018-03-31	8
2018-06-30	-8
2018-09-30	0
2018-12-31	-1
2019-03-31	0
2019-06-30	0
2019-09-30	34
2019-12-31	1
2020-03-31	5
2020-06-30	-14
2020-09-30	0
2020-12-31	6
2021-03-31	1
2021-06-30	5
2021-09-30	2
2021-12-31	-5
2022-03-31	6
2022-06-30	-11
2022-09-30	0
2022-12-31	0
2023-03-31	0
2023-06-30	9
2023-09-30	-7
2023-12-31	8