Quarter	Sterling (millions)
1997-12-31	4
1998-03-31	-12
1998-06-30	14
1998-09-30	-5
1998-12-31	-1
1999-03-31	12
1999-06-30	-14
1999-09-30	-8
1999-12-31	0
2000-03-31	3
2000-06-30	0
2000-09-30	6
2000-12-31	13
2001-03-31	5
2001-06-30	0
2001-09-30	19
2001-12-31	7
2002-03-31	2
2002-06-30	6
2002-09-30	-2
2002-12-31	-5
2003-03-31	0
2003-06-30	-1
2003-09-30	7
2003-12-31	-12
2004-03-31	-3
2004-06-30	4
2004-09-30	143
2004-12-31	13
2005-03-31	30
2005-06-30	10
2005-09-30	-40
2005-12-31	-15
2006-03-31	5
2006-06-30	23
2006-09-30	-29
2006-12-31	6
2007-03-31	85
2007-06-30	23
2007-09-30	-49
2007-12-31	7
2008-03-31	12
2008-06-30	8
2008-09-30	-38
2008-12-31	16
2009-03-31	28
2009-06-30	-1
2009-09-30	0
2009-12-31	-4
2010-03-31	3
2010-06-30	10
2010-09-30	7
2010-12-31	-2
2011-03-31	-3
2011-06-30	6
2011-09-30	4
2011-12-31	16
2012-03-31	-6
2012-06-30	0
2012-09-30	-23
2012-12-31	17
2013-03-31	3
2013-06-30	0
2013-09-30	-19
2013-12-31	21
2014-03-31	-17
2014-06-30	8
2014-09-30	24
2014-12-31	-15
2015-03-31	9
2015-06-30	-8
2015-09-30	6
2015-12-31	-40
2016-03-31	-1
2016-06-30	-24
2016-09-30	-3
2016-12-31	-2
2017-03-31	16
2017-06-30	-1
2017-09-30	16
2017-12-31	-4
2018-03-31	11
2018-06-30	-22
2018-09-30	-7
2018-12-31	20
2019-03-31	2
2019-06-30	38
2019-09-30	18
2019-12-31	34