Quarter	Sterling (millions)
1982-12-31	14.5
1983-03-31	38.6
1983-06-30	17.6
1983-09-30	8.7
1983-12-31	5.1
1984-03-31	20.2
1984-06-30	29.3
1984-09-30	22.9
1984-12-31	-7.1
1985-03-31	36.9
1985-06-30	14.5
1985-09-30	12
1985-12-31	4.3
1986-03-31	54.2
1986-06-30	23.2
1986-09-30	13.7
1986-12-31	12.7
1987-03-31	46.9
1987-06-30	17.7
1987-09-30	49.8
1987-12-31	28.2
1988-03-31	21.3
1988-06-30	9.8
1988-09-30	42.9
1988-12-31	8.1
1989-03-31	37.7
1989-06-30	36
1989-09-30	28.8
1989-12-31	24.9
1990-03-31	32.2
1990-06-30	24.1
1990-09-30	6.8
1990-12-31	-2.3
1991-03-31	-0.2
1991-06-30	6.2
1991-09-30	-2.1
1991-12-31	2.3
1992-03-31	4.8
1992-06-30	9.5
1992-09-30	2.3
1992-12-31	-13.4
1993-03-31	3.6
1993-06-30	-2.7
1993-09-30	3.8
1993-12-31	9.5
1994-03-31	10.9
1994-06-30	7.7
1994-09-30	-2.1
1994-12-31	5
1995-03-31	28.8
1995-06-30	11.4
1995-09-30	8.7
1995-12-31	27.5
1996-03-31	20.9
1996-06-30	18.8
1996-09-30	17
1996-12-31	18.2
1997-03-31	33.7
1997-06-30	14.9
1997-09-30	19.3
1997-12-31	16.3
1998-03-31	20
1998-06-30	15.9
1998-09-30	12.4
1998-12-31	1.4
1999-03-31	6.8
1999-06-30	-6.1
1999-09-30	-18.2
1999-12-31	6.8
2000-03-31	32.4
2000-06-30	13.4
2000-09-30	-1.1
2000-12-31	1.8
2001-03-31	18.1
2001-06-30	-6.9
2001-09-30	11.3
2001-12-31	-11
2002-03-31	0.3
2002-06-30	6.8
2002-09-30	9.2
2002-12-31	4.8
2003-03-31	-0.1
2003-06-30	11.4
2003-09-30	-13.8
2003-12-31	5.6
2004-03-31	12.8
2004-06-30	13.8
2004-09-30	-2.6
2004-12-31	18.1
2005-03-31	25.8
2005-06-30	14.8
2005-09-30	10.1
2005-12-31	38.1
2006-03-31	16.1
2006-06-30	34.7
2006-09-30	27.9
2006-12-31	14.8
2007-03-31	23.8
2007-06-30	27.3
2007-09-30	35.9
2007-12-31	12.5
2008-03-31	12.4
2008-06-30	21.9
2008-09-30	39
2008-12-31	75.6
2009-03-31	34.4
2009-06-30	-10.9
2009-09-30	8.3
2009-12-31	4
2010-03-31	-2
2010-06-30	-9.2
2010-09-30	-3.4
2010-12-31	-13.6
2011-03-31	4
2011-06-30	-5.8
2011-09-30	-13.1
2011-12-31	-22.8
2012-03-31	-20.8
2012-06-30	-14.3
2012-09-30	-3.3
2012-12-31	-2.2
2013-03-31	-12.7
2013-06-30	-7.1
2013-09-30	13
2013-12-31	-25.2
2014-03-31	-16.5
2014-06-30	-13.2
2014-09-30	-12.2
2014-12-31	-12.9
2015-03-31	-11.9
2015-06-30	-5.9
2015-09-30	-19.5
2015-12-31	-7.5
2016-03-31	-4.2
2016-06-30	18.1
2016-09-30	6.3
2016-12-31	1.9
2017-03-31	16.6
2017-06-30	5
2017-09-30	7.4
2017-12-31	-6
2018-03-31	-4.9
2018-06-30	-4.4
2018-09-30	-2.4
2018-12-31	3.1
2019-03-31	-1.8
2019-06-30	-3.8
2019-09-30	14
2019-12-31	7
2020-03-31	33.3
2020-06-30	18.9
2020-09-30	5.4
2020-12-31	-4.1
2021-03-31	-1.5
2021-06-30	-0.5
2021-09-30	10.5
2021-12-31	14.4
2022-03-31	5.8
2022-06-30	-4.3
2022-09-30	30.6
2022-12-31	-29.1
2023-03-31	7
2023-06-30	8
2023-09-30	-17.9
2023-12-31	4.5