Quarter	Sterling (millions)
1997-12-31	635
1998-03-31	127
1998-06-30	164
1998-09-30	33
1998-12-31	133
1999-03-31	-64
1999-06-30	193
1999-09-30	63
1999-12-31	546
2000-03-31	1174
2000-06-30	305
2000-09-30	-381
2000-12-31	115
2001-03-31	319
2001-06-30	-221
2001-09-30	834
2001-12-31	243
2002-03-31	-674
2002-06-30	225
2002-09-30	274
2002-12-31	-364
2003-03-31	-278
2003-06-30	1633
2003-09-30	-189
2003-12-31	1032
2004-03-31	-667
2004-06-30	659
2004-09-30	476
2004-12-31	806
2005-03-31	851
2005-06-30	819
2005-09-30	1357
2005-12-31	979
2006-03-31	1561
2006-06-30	1227
2006-09-30	1138
2006-12-31	2646
2007-03-31	7
2007-06-30	714
2007-09-30	1828
2007-12-31	-686
2008-03-31	1311
2008-06-30	-103
2008-09-30	1460
2008-12-31	-1637
2009-03-31	-226
2009-06-30	-451
2009-09-30	-831
2009-12-31	-465
2010-03-31	-1836
2010-06-30	-466
2010-09-30	-955
2010-12-31	432
2011-03-31	-497
2011-06-30	357
2011-09-30	-767
2011-12-31	-670
2012-03-31	-180
2012-06-30	460
2012-09-30	1384
2012-12-31	-702
2013-03-31	249
2013-06-30	1064
2013-09-30	-266
2013-12-31	-330
2014-03-31	661
2014-06-30	196
2014-09-30	-860
2014-12-31	358
2015-03-31	-57
2015-06-30	255
2015-09-30	486
2015-12-31	281
2016-03-31	-772
2016-06-30	-264
2016-09-30	455
2016-12-31	480
2017-03-31	-598
2017-06-30	-597
2017-09-30	537
2017-12-31	40
2018-03-31	1092
2018-06-30	1448
2018-09-30	-674
2018-12-31	-416
2019-03-31	44
2019-06-30	-145
2019-09-30	-308
2019-12-31	1152
2020-03-31	-1474
2020-06-30	822
2020-09-30	-90
2020-12-31	-107
2021-03-31	-159
2021-06-30	-1025
2021-09-30	288
2021-12-31	330
2022-03-31	1359
2022-06-30	-1511
2022-09-30	883
2022-12-31	-449
2023-03-31	-143
2023-06-30	1168
2023-09-30	-245
2023-12-31	-976