Year Sterling (millions), Seasonally adjusted 1987-12-31 21.3 1988-12-31 30.2 1989-12-31 32.6 1990-12-31 16.9 1991-12-31 3.6 1992-12-31 2.3 1993-12-31 -1.5 1994-12-31 2.3 1995-12-31 11.8 1996-12-31 8.2 1997-12-31 8.3 1998-12-31 -1 1999-12-31 6.7 2000-12-31 35.8 2001-12-31 1.8 2002-12-31 11.1 2003-12-31 8.4 2004-12-31 36 2005-12-31 28.9 2006-12-31 15.3 2007-12-31 37.9 2008-12-31 26.8 2009-12-31 -2 2010-12-31 -19.1 2011-12-31 -0.9 2012-12-31 9.6 2013-12-31 -2.7 2014-12-31 -1.5 2015-12-31 0.6 2016-12-31 23.7 2017-12-31 14.1 2018-12-31 0.9 2019-12-31 8.6 2020-12-31 11.8 2021-12-31 3.6 2022-12-31 -13.3 2023-12-31 -14