Year	Sterling (millions)
1998-12-31	140
1999-12-31	123
2000-12-31	222
2001-12-31	158
2002-12-31	-47
2003-12-31	195
2004-12-31	103
2005-12-31	37
2006-12-31	18
2007-12-31	-30
2008-12-31	-1
2009-12-31	-31
2010-12-31	0
2011-12-31	0
2012-12-31	0