Year	Sterling (millions)
1998-12-31	117
1999-12-31	0
2000-12-31	36
2001-12-31	36
2002-12-31	36
2003-12-31	36
2004-12-31	37
2005-12-31	37
2006-12-31	37
2007-12-31	37
2008-12-31	0
2009-12-31	0
2010-12-31	0
2012-12-31	5