Quarter Sterling (millions) 1997-09-30 13861 1997-12-31 13736 1998-03-31 14440 1998-06-30 14585 1998-09-30 14315 1998-12-31 14311 1999-03-31 14876 1999-06-30 15157 1999-09-30 16266 1999-12-31 15578 2000-03-31 16377 2000-06-30 17181 2000-09-30 18564 2000-12-31 20089 2001-03-31 21200 2001-06-30 21130 2001-09-30 21837 2001-12-31 21299 2002-03-31 21912 2002-06-30 22829 2002-09-30 22773 2002-12-31 22821 2003-03-31 24415 2003-06-30 24146 2003-09-30 24605 2003-12-31 25148 2004-03-31 26648 2004-06-30 25857 2004-09-30 27155 2004-12-31 28591 2005-03-31 30208 2005-06-30 31001 2005-09-30 31286 2005-12-31 32720 2006-03-31 31566 2006-06-30 34916 2006-09-30 34700 2006-12-31 33381 2007-03-31 37220 2007-06-30 38602 2007-09-30 41938 2007-12-31 40711 2008-03-31 43983 2008-06-30 43999 2008-09-30 44244 2008-12-31 43054 2009-03-31 43555 2009-06-30 41908 2009-09-30 40524 2009-12-31 39142 2010-03-31 38045 2010-06-30 37614 2010-09-30 36572 2010-12-31 34922 2011-03-31 74918 2011-06-30 72985 2011-09-30 71667 2011-12-31 71540 2012-03-31 69914 2012-06-30 68560 2012-09-30 68008 2012-12-31 67100 2013-03-31 66049 2013-06-30 64203 2013-09-30 63201 2013-12-31 68808 2014-03-31 68994 2014-06-30 67784 2014-09-30 66378 2014-12-31 62989 2015-03-31 49713 2015-06-30 50171 2015-09-30 49960 2015-12-31 49171 2016-03-31 48607 2016-06-30 49597 2016-09-30 50673 2016-12-31 50414 2017-03-31 52196 2017-06-30 51411 2017-09-30 51463 2017-12-31 50741 2018-03-31 51122 2018-06-30 51548 2018-09-30 51927 2018-12-31 50897 2019-03-31 50415 2019-06-30 50521 2019-09-30 50759 2019-12-31 48011 2020-03-31 48200 2020-06-30 54211 2020-09-30 55951 2020-12-31 56672 2021-03-31 56829 2021-06-30 55437 2021-09-30 54730 2021-12-31 56185 2022-03-31 56907 2022-06-30 55489 2022-09-30 54086 2022-12-31 52172 2023-03-31 51421 2023-06-30 51439 2023-09-30 50382 2023-12-31 50374