Quarter	Sterling (millions)
1998-06-30	0
1998-09-30	0
1998-12-31	0
1999-03-31	10
1999-06-30	-18
1999-09-30	0
1999-12-31	0
2000-03-31	0
2000-06-30	0
2000-09-30	0
2000-12-31	0
2001-03-31	0
2001-06-30	0
2001-09-30	0
2001-12-31	0
2002-03-31	0
2002-06-30	0
2002-09-30	0
2002-12-31	0
2003-03-31	0
2003-06-30	0
2003-09-30	0
2003-12-31	0
2004-03-31	0
2004-06-30	0
2004-09-30	0
2004-12-31	0
2005-03-31	0
2005-06-30	0
2005-09-30	18
2005-12-31	0
2006-03-31	1
2006-06-30	0
2006-09-30	0
2006-12-31	0
2007-03-31	-6
2007-06-30	-13
2007-09-30	0
2007-12-31	0
2008-03-31	0
2008-06-30	0
2008-09-30	0
2008-12-31	0
2009-03-31	7
2009-06-30	635
2009-09-30	180
2009-12-31	242
2010-03-31	-159
2010-06-30	-35
2010-09-30	9
2010-12-31	-116
2011-03-31	-101
2011-06-30	-125
2011-09-30	-13
2011-12-31	-113
2012-03-31	-210
2012-06-30	-51
2012-09-30	-91
2012-12-31	-37
2013-03-31	-32
2013-06-30	-6
2013-09-30	-1
2013-12-31	0
2014-03-31	0
2014-06-30	0
2014-09-30	0
2014-12-31	0
2015-03-31	0
2015-06-30	0
2015-09-30	0
2015-12-31	0
2016-03-31	0
2016-06-30	0
2016-09-30	161
2016-12-31	2543
2017-03-31	2620
2017-06-30	534
2017-09-30	-1
2017-12-31	-119
2018-03-31	-20
2018-06-30	11
2018-09-30	-14
2018-12-31	-143
2019-03-31	-106
2019-06-30	-82
2019-09-30	158
2019-12-31	54