Quarter	Sterling (millions)
1997-12-31	-28
1998-03-31	-19
1998-06-30	13
1998-09-30	-23
1998-12-31	21
1999-03-31	7
1999-06-30	25
1999-09-30	9
1999-12-31	-1
2000-03-31	85
2000-06-30	77
2000-09-30	-32
2000-12-31	17
2001-03-31	19
2001-06-30	65
2001-09-30	-33
2001-12-31	-2
2002-03-31	42
2002-06-30	72
2002-09-30	40
2002-12-31	43
2003-03-31	32
2003-06-30	35
2003-09-30	115
2003-12-31	-96
2004-03-31	4
2004-06-30	53
2004-09-30	81
2004-12-31	79
2005-03-31	47
2005-06-30	-10
2005-09-30	220
2005-12-31	-126
2006-03-31	49
2006-06-30	99
2006-09-30	68
2006-12-31	105
2007-03-31	446
2007-06-30	-248
2007-09-30	262
2007-12-31	-113
2008-03-31	74
2008-06-30	108
2008-09-30	30
2008-12-31	-297
2009-03-31	-4
2009-06-30	-151
2009-09-30	9
2009-12-31	-75
2010-03-31	-138
2010-06-30	26
2010-09-30	-64
2010-12-31	-67
2011-03-31	-20
2011-06-30	98
2011-09-30	-113
2011-12-31	0
2012-03-31	-19
2012-06-30	-244
2012-09-30	-57
2012-12-31	-105
2013-03-31	41
2013-06-30	-29
2013-09-30	0
2013-12-31	-19
2014-03-31	562
2014-06-30	116
2014-09-30	-53
2014-12-31	-21
2015-03-31	21
2015-06-30	-11
2015-09-30	63
2015-12-31	143
2016-03-31	24
2016-06-30	21
2016-09-30	72
2016-12-31	0
2017-03-31	181
2017-06-30	71
2017-09-30	-5
2017-12-31	-9
2018-03-31	-53
2018-06-30	-103
2018-09-30	-64
2018-12-31	37
2019-03-31	-58
2019-06-30	-175
2019-09-30	23
2019-12-31	-18
2020-03-31	150
2020-06-30	-59
2020-09-30	25
2020-12-31	51
2021-03-31	123
2021-06-30	125
2021-09-30	15
2021-12-31	123
2022-03-31	37
2022-06-30	362
2022-09-30	11
2022-12-31	-853
2023-03-31	86
2023-06-30	-73
2023-09-30	5
2023-12-31	48