Quarter	Sterling (millions)
1997-12-31	-5
1998-03-31	0
1998-06-30	2
1998-09-30	0
1998-12-31	-1
1999-03-31	-1
1999-06-30	0
1999-09-30	3
1999-12-31	0
2000-03-31	-2
2000-06-30	-1
2000-09-30	0
2000-12-31	0
2001-03-31	0
2001-06-30	3
2001-09-30	-1
2001-12-31	-2
2002-03-31	0
2002-06-30	3
2002-09-30	0
2002-12-31	-1
2003-03-31	26
2003-06-30	-1
2003-09-30	1
2003-12-31	3
2004-03-31	0
2004-06-30	0
2004-09-30	2
2004-12-31	1
2005-03-31	-1
2005-06-30	0
2005-09-30	-30
2005-12-31	0
2006-03-31	0
2006-06-30	0
2006-09-30	0
2006-12-31	0
2007-03-31	2
2007-06-30	0
2007-09-30	1
2007-12-31	-2
2008-03-31	1
2008-06-30	1
2008-09-30	5
2008-12-31	-1
2009-03-31	64
2009-06-30	21
2009-09-30	-2
2009-12-31	-3
2010-03-31	8
2010-06-30	-5
2010-09-30	-1
2010-12-31	0
2011-03-31	-1
2011-06-30	1
2011-09-30	1
2011-12-31	2
2012-03-31	1
2012-06-30	-1
2012-09-30	-1
2012-12-31	0
2013-03-31	0
2013-06-30	0
2013-09-30	-5
2013-12-31	-1
2014-03-31	1
2014-06-30	0
2014-09-30	0
2014-12-31	0
2015-03-31	1
2015-06-30	43
2015-09-30	0
2015-12-31	1
2016-03-31	-2
2016-06-30	1
2016-09-30	2
2016-12-31	-2
2017-03-31	3
2017-06-30	-3
2017-09-30	66
2017-12-31	-53
2018-03-31	0
2018-06-30	0
2018-09-30	0
2018-12-31	-1
2019-03-31	1
2019-06-30	0
2019-09-30	1
2019-12-31	-103