Quarter	Sterling (millions), Seasonally adjusted
1987-12-31	58.2
1988-03-31	119.5
1988-06-30	129.1
1988-09-30	81.1
1988-12-31	77.1
1989-03-31	26.3
1989-06-30	32.9
1989-09-30	21.3
1989-12-31	16.4
1990-03-31	20.1
1990-06-30	10.9
1990-09-30	8.1
1990-12-31	-19.7
1991-03-31	-26
1991-06-30	-30.1
1991-09-30	-20
1991-12-31	8.9
1992-03-31	19.6
1992-06-30	29.3
1992-09-30	23.6
1992-12-31	25
1993-03-31	21.8
1993-06-30	19.2
1993-09-30	15.9
1993-12-31	16.9
1994-03-31	11.8
1994-06-30	9.4
1994-09-30	5.1
1994-12-31	0.9
1995-03-31	2.6
1995-06-30	1.2
1995-09-30	14.1
1995-12-31	-4.6
1996-03-31	-4
1996-06-30	-7.9
1996-09-30	-20
1996-12-31	-6.1
1997-03-31	-9.1
1997-06-30	-1
1997-09-30	-19
1997-12-31	2
1998-03-31	-10.7
1998-06-30	-12.6
1998-09-30	13.3
1998-12-31	-8.3
1999-03-31	10.3
1999-06-30	20.1
1999-09-30	8.2
1999-12-31	9.5
2000-03-31	22
2000-06-30	8.8
2000-09-30	37.5
2000-12-31	48.3
2001-03-31	36.4
2001-06-30	47.7
2001-09-30	25.9
2001-12-31	18
2002-03-31	13.4
2002-06-30	11.1
2002-09-30	10.4
2002-12-31	11.1
2003-03-31	6.8
2003-06-30	1.5
2003-09-30	10.2
2003-12-31	4.5
2004-03-31	4.4
2004-06-30	4.6
2004-09-30	26.9
2004-12-31	26.5
2005-03-31	34.5
2005-06-30	31.5
2005-09-30	1
2005-12-31	14.1
2006-03-31	3.7
2006-06-30	12.5
2006-09-30	13.7
2006-12-31	2.4
2007-03-31	4.8
2007-06-30	1.8
2007-09-30	-1.8
2007-12-31	18.6
2008-03-31	33.7
2008-06-30	43
2008-09-30	49.9
2008-12-31	16.5
2009-03-31	7.5
2009-06-30	-7.2
2009-09-30	-14.8
2009-12-31	-15.2
2010-03-31	-12.9
2010-06-30	-10.6
2010-09-30	-4.7
2010-12-31	6.5
2011-03-31	-3.2
2011-06-30	2.8
2011-09-30	-1.9
2011-12-31	-11.2
2012-03-31	-18
2012-06-30	-23.5
2012-09-30	-14.4
2012-12-31	2.9
2013-03-31	41.3
2013-06-30	11.1
2013-09-30	36.1
2013-12-31	16.3
2014-03-31	-12.5
2014-06-30	9
2014-09-30	-23.5
2014-12-31	-48.2
2015-03-31	-42.9
2015-06-30	-36.7
2015-09-30	-29
2015-12-31	8.6
2016-03-31	19.7
2016-06-30	-8.4
2016-09-30	-7.8
2016-12-31	0.4
2017-03-31	-16.4
2017-06-30	14.6
2017-09-30	15.2
2017-12-31	-16.8
2018-03-31	-8
2018-06-30	-17.2
2018-09-30	12.8
2018-12-31	4.7
2019-03-31	3.1
2019-06-30	3.2
2019-09-30	-27.4
2019-12-31	-4.4