Year	Sterling (millions)
1998-12-31	99
1999-12-31	101
2000-12-31	-50
2001-12-31	62
2004-12-31	34
2005-12-31	45
2006-12-31	43
2007-12-31	52
2008-12-31	73
2009-12-31	12
2010-12-31	5
2011-12-31	8
2012-12-31	6