Quarter Sterling (millions) 1997-12-31 4023 1998-03-31 4019 1998-06-30 4408 1998-09-30 4050 1998-12-31 4058 1999-03-31 4361 1999-06-30 4690 1999-09-30 4987 1999-12-31 5022 2000-03-31 5168 2000-06-30 6014 2000-09-30 6413 2000-12-31 6262 2001-03-31 6464 2001-06-30 6271 2001-09-30 6819 2001-12-31 6596 2002-03-31 6988 2002-06-30 7567 2002-09-30 7391 2002-12-31 7648 2003-03-31 7422 2003-06-30 8034 2003-09-30 8432 2003-12-31 8791 2004-03-31 9142 2004-06-30 10056 2004-09-30 9921 2004-12-31 10047 2005-03-31 10471 2005-06-30 11316 2005-09-30 11142 2005-12-31 11366 2006-03-31 14069 2006-06-30 12554 2006-09-30 12600 2006-12-31 13076 2007-03-31 13020 2007-06-30 14055 2007-09-30 14613 2007-12-31 15217 2008-03-31 15809 2008-06-30 15964 2008-09-30 15453 2008-12-31 15234 2009-03-31 15336 2009-06-30 15884 2009-09-30 15724 2009-12-31 16332 2010-03-31 16716 2010-06-30 17254 2010-09-30 17183 2010-12-31 15813 2011-03-31 13507 2011-06-30 13793 2011-09-30 13718 2011-12-31 10524 2012-03-31 10654 2012-06-30 10782 2012-09-30 10832 2012-12-31 10295 2013-03-31 10609 2013-06-30 10826 2013-09-30 10854 2013-12-31 10953 2014-03-31 11347 2014-06-30 10220 2014-09-30 10412 2014-12-31 10037 2015-03-31 10533 2015-06-30 10728 2015-09-30 10998 2015-12-31 10635 2016-03-31 11104 2016-06-30 11300 2016-09-30 11961 2016-12-31 12406 2017-03-31 12702 2017-06-30 12088 2017-09-30 12744 2017-12-31 13485 2018-03-31 14042 2018-06-30 13533 2018-09-30 13890 2018-12-31 14915 2019-03-31 14857 2019-06-30 14027 2019-09-30 14773 2019-12-31 15404 2020-03-31 16584 2020-06-30 16330 2020-09-30 16497 2020-12-31 17224 2021-03-31 17467 2021-06-30 17131 2021-09-30 18302 2021-12-31 18706 2022-03-31 18937 2022-06-30 20659 2022-09-30 20719 2022-12-31 19803 2023-03-31 20121 2023-06-30 19675 2023-09-30 20329 2023-12-31 19827