Year	Sterling (millions)
1998-12-31	7
1999-12-31	-22
2000-12-31	31
2001-12-31	63
2002-12-31	63
2003-12-31	114
2004-12-31	218
2005-12-31	177
2006-12-31	229
2007-12-31	301
2008-12-31	-673
2009-12-31	-443
2010-12-31	-1001
2011-12-31	2
2012-12-31	-3