Quarter	Sterling (millions)
1997-12-31	-234
1998-03-31	206
1998-06-30	71
1998-09-30	228
1998-12-31	-96
1999-03-31	25
1999-06-30	54
1999-09-30	341
1999-12-31	6
2000-03-31	86
2000-06-30	-2
2000-09-30	117
2000-12-31	102
2001-03-31	-163
2001-06-30	-13
2001-09-30	84
2001-12-31	-154
2002-03-31	19
2002-06-30	216
2002-09-30	145
2002-12-31	3
2003-03-31	188
2003-06-30	297
2003-09-30	195
2003-12-31	-27
2004-03-31	7
2004-06-30	124
2004-09-30	219
2004-12-31	-65
2005-03-31	224
2005-06-30	102
2005-09-30	221
2005-12-31	335
2006-03-31	68
2006-06-30	56
2006-09-30	110
2006-12-31	116
2007-03-31	195
2007-06-30	180
2007-09-30	459
2007-12-31	102
2008-03-31	161
2008-06-30	145
2008-09-30	390
2008-12-31	-12
2009-03-31	50
2009-06-30	95
2009-09-30	128
2009-12-31	196
2010-03-31	107
2010-06-30	35
2010-09-30	320
2010-12-31	143
2011-03-31	65
2011-06-30	174
2011-09-30	106
2011-12-31	276
2012-03-31	148
2012-06-30	107
2012-09-30	564
2012-12-31	331
2013-03-31	275
2013-06-30	412
2013-09-30	458
2013-12-31	239
2014-03-31	232
2014-06-30	749
2014-09-30	239
2014-12-31	372
2015-03-31	88
2015-06-30	780
2015-09-30	719
2015-12-31	373
2016-03-31	168
2016-06-30	194
2016-09-30	454
2016-12-31	10
2017-03-31	208
2017-06-30	363
2017-09-30	249
2017-12-31	-77
2018-03-31	-189
2018-06-30	47
2018-09-30	52
2018-12-31	-64
2019-03-31	-142
2019-06-30	-3
2019-09-30	-149
2019-12-31	-304
2020-03-31	-239
2020-06-30	650
2020-09-30	160
2020-12-31	1
2021-03-31	82
2021-06-30	85
2021-09-30	-189
2021-12-31	-101
2022-03-31	-157
2022-06-30	-44
2022-09-30	-127
2022-12-31	-462
2023-03-31	-142
2023-06-30	-123
2023-09-30	-107
2023-12-31	-189