Year	Sterling (millions)
1998-12-31	53
1999-12-31	57
2000-12-31	66
2001-12-31	65
2002-12-31	21
2003-12-31	15
2004-12-31	51
2005-12-31	76
2006-12-31	62
2007-12-31	66
2008-12-31	50
2009-12-31	-7
2010-12-31	-25
2011-12-31	24
2012-12-31	-45