Quarter	Sterling (millions)
1997-12-31	49
1998-03-31	4
1998-06-30	65
1998-09-30	87
1998-12-31	-78
1999-03-31	48
1999-06-30	13
1999-09-30	4
1999-12-31	-33
2000-03-31	-9
2000-06-30	-12
2000-09-30	-17
2000-12-31	-35
2001-03-31	-9
2001-06-30	12
2001-09-30	-4
2001-12-31	22
2002-03-31	-49
2002-06-30	7
2002-09-30	-12
2002-12-31	-3
2003-03-31	-1
2003-06-30	35
2003-09-30	-76
2003-12-31	93
2004-03-31	-33
2004-06-30	38
2004-09-30	24
2004-12-31	-29
2005-03-31	15
2005-06-30	65
2005-09-30	65
2005-12-31	34
2006-03-31	255
2006-06-30	328
2006-09-30	-347
2006-12-31	-38
2007-03-31	38
2007-06-30	95
2007-09-30	85
2007-12-31	38
2008-03-31	-75
2008-06-30	-4
2008-09-30	43
2008-12-31	-202
2009-03-31	-64
2009-06-30	16
2009-09-30	13
2009-12-31	-25
2010-03-31	-98
2010-06-30	298
2010-09-30	-167
2010-12-31	-16
2011-03-31	-65
2011-06-30	-34
2011-09-30	-43
2011-12-31	-11
2012-03-31	6
2012-06-30	-8
2012-09-30	-59
2012-12-31	-108
2013-03-31	-26
2013-06-30	20
2013-09-30	24
2013-12-31	-38
2014-03-31	-82
2014-06-30	72
2014-09-30	61
2014-12-31	9
2015-03-31	-9
2015-06-30	13
2015-09-30	11
2015-12-31	-133
2016-03-31	49
2016-06-30	58
2016-09-30	168
2016-12-31	-237
2017-03-31	-31
2017-06-30	18
2017-09-30	252
2017-12-31	80
2018-03-31	116
2018-06-30	-67
2018-09-30	-100
2018-12-31	38
2019-03-31	39
2019-06-30	26
2019-09-30	-18
2019-12-31	41
2020-03-31	-99
2020-06-30	30
2020-09-30	26
2020-12-31	36
2021-03-31	194
2021-06-30	-320
2021-09-30	-16
2021-12-31	-7
2022-03-31	36
2022-06-30	2
2022-09-30	-39
2022-12-31	29
2023-03-31	-4
2023-06-30	178
2023-09-30	-95
2023-12-31	-161