Year	Sterling (millions)
1998-12-31	12
1999-12-31	7
2000-12-31	2
2001-12-31	5
2002-12-31	2
2003-12-31	2
2004-12-31	-3
2005-12-31	6
2006-12-31	3
2007-12-31	2
2008-12-31	1
2009-12-31	0
2010-12-31	0
2011-12-31	0
2012-12-31	0