Quarter	Sterling (millions)
1997-12-31	247
1998-03-31	536
1998-06-30	-214
1998-09-30	-384
1998-12-31	-464
1999-03-31	622
1999-06-30	641
1999-09-30	181
1999-12-31	581
2000-03-31	-212
2000-06-30	1297
2000-09-30	520
2000-12-31	295
2001-03-31	925
2001-06-30	-372
2001-09-30	-158
2001-12-31	18
2002-03-31	141
2002-06-30	-369
2002-09-30	-254
2002-12-31	-203
2003-03-31	1478
2003-06-30	-310
2003-09-30	359
2003-12-31	-1045
2004-03-31	3316
2004-06-30	1212
2004-09-30	3081
2004-12-31	593
2005-03-31	109
2005-06-30	-479
2005-09-30	1601
2005-12-31	4908
2006-03-31	6986
2006-06-30	-1754
2006-09-30	1590
2006-12-31	-3065
2007-03-31	5385
2007-06-30	219
2007-09-30	6656
2007-12-31	-3966
2008-03-31	4624
2008-06-30	-3924
2008-09-30	-211
2008-12-31	-3482
2009-03-31	3231
2009-06-30	-3081
2009-09-30	-2056
2009-12-31	-1807
2010-03-31	2001
2010-06-30	-999
2010-09-30	182
2010-12-31	2813
2011-03-31	239
2011-06-30	2017
2011-09-30	546
2011-12-31	5525
2012-03-31	804
2012-06-30	835
2012-09-30	4070
2012-12-31	4925
2013-03-31	4616
2013-06-30	356
2013-09-30	4295
2013-12-31	3829
2014-03-31	-302
2014-06-30	9808
2014-09-30	-3921
2014-12-31	7049
2015-03-31	5275
2015-06-30	1062
2015-09-30	3895
2015-12-31	4007
2016-03-31	15163
2016-06-30	12922
2016-09-30	5183
2016-12-31	3652
2017-03-31	1810
2017-06-30	-290
2017-09-30	3626
2017-12-31	10405
2018-03-31	-12603
2018-06-30	-10948
2018-09-30	2500
2018-12-31	12455
2019-03-31	-7548
2019-06-30	-2089
2019-09-30	14531
2019-12-31	12371
2020-03-31	3235
2020-06-30	-2013
2020-09-30	8118
2020-12-31	12246
2021-03-31	-13894
2021-06-30	-4102
2021-09-30	-5785
2021-12-31	11920
2022-03-31	-5307
2022-06-30	-1084
2022-09-30	-212
2022-12-31	-36944
2023-03-31	-15711
2023-06-30	-1858
2023-09-30	-5603
2023-12-31	7905