Quarter	Sterling (millions), Seasonally adjusted
1977-03-31	100
1977-06-30	105.8
1977-09-30	129.3
1977-12-31	132.9
1978-03-31	145.8
1978-06-30	145
1978-09-30	151.3
1978-12-31	161.4
1979-03-31	164.7
1979-06-30	167
1979-09-30	167.2
1979-12-31	179.2
1980-03-31	179.2
1980-06-30	191
1980-09-30	182.7
1980-12-31	182.8
1981-03-31	188.2
1981-06-30	190.7
1981-09-30	206.3
1981-12-31	190.3
1982-03-31	200.9
1982-06-30	214.2
1982-09-30	217.4
1982-12-31	227.6
1983-03-31	236.1
1983-06-30	245.3
1983-09-30	248.1
1983-12-31	266.9
1984-03-31	294.8
1984-06-30	303.9
1984-09-30	314.2
1984-12-31	323.6
1985-03-31	302.4
1985-06-30	283.6
1985-09-30	295.6
1985-12-31	296.2
1986-03-31	285.7
1986-06-30	293.5
1986-09-30	307.4
1986-12-31	282.7
1987-03-31	321.5
1987-06-30	317
1987-09-30	319.5
1987-12-31	305.7
1988-03-31	338.5
1988-06-30	366.5
1988-09-30	383.9
1988-12-31	418.4
1989-03-31	458.1
1989-06-30	490.6
1989-09-30	538
1989-12-31	588.2
1990-03-31	630.2
1990-06-30	698.2
1990-09-30	687.6
1990-12-31	724.5
1991-03-31	729.3
1991-06-30	733.4
1991-09-30	740.1
1991-12-31	764.5
1992-03-31	800.7
1992-06-30	822.1
1992-09-30	874.4
1992-12-31	837
1993-03-31	782.7
1993-06-30	811
1993-09-30	790.8
1993-12-31	800
1994-03-31	816
1994-06-30	845.7
1994-09-30	824.7
1994-12-31	821.6
1995-03-31	931.9
1995-06-30	916.3
1995-09-30	965.1
1995-12-31	1039.8
1996-03-31	1068.5
1996-06-30	1022.3
1996-09-30	1109.3
1996-12-31	1140.3
1997-03-31	1198.9
1997-06-30	1546.5
1997-09-30	1599.8
1997-12-31	1755.9
1998-03-31	1721.8
1998-06-30	1550.7
1998-09-30	1591.4
1998-12-31	1672.6
1999-03-31	1673.7
1999-06-30	1604.2
1999-09-30	1760
1999-12-31	1706.3
2000-03-31	1915.5
2000-06-30	1999.5
2000-09-30	2073.6
2000-12-31	2239.2
2001-03-31	2285.9
2001-06-30	2393.9
2001-09-30	2417.5
2001-12-31	2344.4
2002-03-31	2346.9
2002-06-30	2400.9
2002-09-30	2374.5
2002-12-31	2362.8
2003-03-31	2352.8
2003-06-30	2463.6
2003-09-30	2577.7
2003-12-31	2693.2
2004-03-31	2737.2
2004-06-30	2988.6
2004-09-30	2850.3
2004-12-31	2838.4
2005-03-31	3066.3
2005-06-30	3331.2
2005-09-30	3457.5
2005-12-31	3875.6
2006-03-31	3814.1
2006-06-30	3415.6
2006-09-30	3561
2006-12-31	4443.7
2007-03-31	4071.9
2007-06-30	4567.8
2007-09-30	4660.3
2007-12-31	4229.7
2008-03-31	4226.9
2008-06-30	4041.3
2008-09-30	4816.3
2008-12-31	4747.2
2009-03-31	5416.3
2009-06-30	4881.2
2009-09-30	5252
2009-12-31	6211.9
2010-03-31	6442.4
2010-06-30	6661.9
2010-09-30	6350.9
2010-12-31	6479.9
2011-03-31	6267.6
2011-06-30	6153.6
2011-09-30	6249.1
2011-12-31	5899.2
2012-03-31	5862.6
2012-06-30	5876.5
2012-09-30	6068.8
2012-12-31	6550.7
2013-03-31	6838.3
2013-06-30	6460.6
2013-09-30	6870.7
2013-12-31	7082.2