Quarter Sterling (millions) 1997-12-31 8828 1998-03-31 8967 1998-06-30 9940 1998-09-30 9548 1998-12-31 8692 1999-03-31 10180 1999-06-30 12499 1999-09-30 10445 1999-12-31 12277 2000-03-31 12153 2000-06-30 13459 2000-09-30 15675 2000-12-31 13737 2001-03-31 12464 2001-06-30 14893 2001-09-30 12972 2001-12-31 14709 2002-03-31 13110 2002-06-30 14742 2002-09-30 15315 2002-12-31 15646 2003-03-31 14416 2003-06-30 14926 2003-09-30 15859 2003-12-31 15008 2004-03-31 15453 2004-06-30 16286 2004-09-30 15961 2004-12-31 15397 2005-03-31 17437 2005-06-30 15899 2005-09-30 14874 2005-12-31 15038 2006-03-31 16166 2006-06-30 16985 2006-09-30 16642 2006-12-31 16440 2007-03-31 17270 2007-06-30 18696 2007-09-30 17943 2007-12-31 16350 2008-03-31 16768 2008-06-30 16863 2008-09-30 16003 2008-12-31 15075 2009-03-31 14157 2009-06-30 13480 2009-09-30 13321 2009-12-31 14088 2010-03-31 15605 2010-06-30 13982 2010-09-30 14674 2010-12-31 13773 2011-03-31 26374 2011-06-30 25168 2011-09-30 26769 2011-12-31 29086 2012-03-31 30635 2012-06-30 30101 2012-09-30 30138 2012-12-31 29948 2013-03-31 33679 2013-06-30 33107 2013-09-30 32602 2013-12-31 31506 2014-03-31 32282 2014-06-30 32472 2014-09-30 33261 2014-12-31 35175 2015-03-31 35843 2015-06-30 35063 2015-09-30 35211 2015-12-31 36257 2016-03-31 39868 2016-06-30 36889 2016-09-30 36570 2016-12-31 36479 2017-03-31 38218 2017-06-30 38746 2017-09-30 40699 2017-12-31 41854 2018-03-31 41242 2018-06-30 42221 2018-09-30 43568 2018-12-31 44588 2019-03-31 46596 2019-06-30 44987 2019-09-30 44696 2019-12-31 45970 2020-03-31 52043 2020-06-30 62656 2020-09-30 58596 2020-12-31 60120 2021-03-31 60761 2021-06-30 62158 2021-09-30 63586 2021-12-31 63208 2022-03-31 65039 2022-06-30 66533 2022-09-30 69056 2022-12-31 62923 2023-03-31 62783 2023-06-30 62889 2023-09-30 62476 2023-12-31 61243