Quarter Sterling (millions) 1998-03-31 13755 1998-06-30 15358 1998-09-30 16074 1998-12-31 17101 1999-03-31 14811 1999-06-30 14672 1999-09-30 14460 1999-12-31 15893 2000-03-31 16653 2000-06-30 18900 2000-09-30 19724 2000-12-31 21545 2001-03-31 22160 2001-06-30 21034 2001-09-30 20144 2001-12-31 18009 2002-03-31 15584 2002-06-30 16422 2002-09-30 16330 2002-12-31 16782 2003-03-31 16757 2003-06-30 17546 2003-09-30 16517 2003-12-31 16143 2004-03-31 16293 2004-06-30 17653 2004-09-30 17845 2004-12-31 19657 2005-03-31 21038 2005-06-30 24256 2005-09-30 24963 2005-12-31 27153 2006-03-31 31192 2006-06-30 33521 2006-09-30 34047 2006-12-31 36230 2007-03-31 40788 2007-06-30 47176 2007-09-30 47588 2007-12-31 49867 2008-03-31 50264 2008-06-30 48943 2008-09-30 45942 2008-12-31 44144 2009-03-31 33561 2009-06-30 23441 2009-09-30 21244 2009-12-31 19562 2010-03-31 21058 2010-06-30 20011 2010-09-30 18695 2010-12-31 12624 2011-03-31 22812 2011-06-30 24967 2011-09-30 25113 2011-12-31 21284 2012-03-31 21439 2012-06-30 21085 2012-09-30 19079 2012-12-31 16806 2013-03-31 19516 2013-06-30 18328 2013-09-30 16562 2013-12-31 13043 2014-03-31 16344 2014-06-30 16143 2014-09-30 17012 2014-12-31 16370 2015-03-31 15100 2015-06-30 15890 2015-09-30 14891 2015-12-31 11219 2016-03-31 16654 2016-06-30 16082 2016-09-30 16974 2016-12-31 13908 2017-03-31 17417 2017-06-30 17752 2017-09-30 17846 2017-12-31 17128 2018-03-31 18839 2018-06-30 21231 2018-09-30 20565 2018-12-31 21131 2019-03-31 21016 2019-06-30 23275 2019-09-30 22298 2019-12-31 18840 2020-03-31 19880 2020-06-30 16274 2020-09-30 13075 2020-12-31 13197 2021-03-31 14800 2021-06-30 13415 2021-09-30 13716 2021-12-31 13625 2022-03-31 16878 2022-06-30 18943 2022-09-30 24232 2022-12-31 34689 2023-03-31 41885 2023-06-30 46154 2023-09-30 48309