Quarter Sterling (millions), Seasonally adjusted 1986-12-31 7974 1987-03-31 8270 1987-06-30 8355 1987-09-30 8227 1987-12-31 8425 1988-03-31 8637 1988-06-30 8987 1988-09-30 9265 1988-12-31 9482 1989-03-31 10103 1989-06-30 10033 1989-09-30 10911 1989-12-31 11274 1990-03-31 11670 1990-06-30 11864 1990-09-30 12242 1990-12-31 12469 1991-03-31 12577 1991-06-30 12405 1991-09-30 12297 1991-12-31 12755 1992-03-31 12850 1992-06-30 12983 1992-09-30 12936 1992-12-31 12837 1993-03-31 12626 1993-06-30 12880 1993-09-30 13048 1993-12-31 12834 1994-03-31 12880 1994-06-30 12995 1994-09-30 12660 1994-12-31 12754 1995-03-31 12774 1995-06-30 13253 1995-09-30 14148 1995-12-31 14295 1996-03-31 14827 1996-06-30 15307 1996-09-30 15458 1996-12-31 16115 1997-03-31 15812 1997-06-30 15826 1997-09-30 17338 1997-12-31 18126 1998-03-31 18164 1998-06-30 18015 1998-09-30 17870 1998-12-31 17159 1999-03-31 17186 1999-06-30 16994 1999-09-30 16391 1999-12-31 17543 2000-03-31 17510 2000-06-30 17197 2000-09-30 17396 2000-12-31 17005 2001-03-31 17227 2001-06-30 17462 2001-09-30 17606 2001-12-31 16966 2002-03-31 16653 2002-06-30 17119 2002-09-30 17169 2002-12-31 17073 2003-03-31 15967 2003-06-30 15878 2003-09-30 15512 2003-12-31 16243 2004-03-31 16596 2004-06-30 16817 2004-09-30 18101 2004-12-31 17729 2005-03-31 18880 2005-06-30 18752 2005-09-30 18464 2005-12-31 18370 2006-03-31 18581 2006-06-30 19120 2006-09-30 19173 2006-12-31 19702 2007-03-31 19664 2007-06-30 19782 2007-09-30 21118 2007-12-31 21149 2008-03-31 22455 2008-06-30 22580 2008-09-30 22769 2008-12-31 22202 2009-03-31 21125 2009-06-30 19453 2009-09-30 18534 2009-12-31 21246 2010-03-31 21058 2010-06-30 20956 2010-09-30 20868 2010-12-31 20386 2011-03-31 20066 2011-06-30 20418 2011-09-30 20953 2011-12-31 20014 2012-03-31 20091 2012-06-30 20025 2012-09-30 20118 2012-12-31 19826 2013-03-31 20004 2013-06-30 20583 2013-09-30 19670 2013-12-31 20005 2014-03-31 19554 2014-06-30 20228 2014-09-30 19772 2014-12-31 20063 2015-03-31 20408 2015-06-30 21048 2015-09-30 21768 2015-12-31 21941 2016-03-31 22647 2016-06-30 22714 2016-09-30 21896 2016-12-31 22181 2017-03-31 22481 2017-06-30 22245 2017-09-30 23140 2017-12-31 23193 2018-03-31 22332 2018-06-30 22422 2018-09-30 22378 2018-12-31 23043 2019-03-31 22739 2019-06-30 20865 2019-09-30 21120 2019-12-31 20656 2020-03-31 21004 2020-06-30 23602 2020-09-30 22094 2020-12-31 22651 2021-03-31 22078 2021-06-30 20508 2021-09-30 19659 2021-12-31 19771 2022-03-31 19956 2022-06-30 20383 2022-09-30 20932 2022-12-31 20973 2023-03-31 20237 2023-06-30 20264 2023-09-30 19659 2023-12-31 18524