Year	Sterling (millions)
1998-12-31	128
1999-12-31	107
2000-12-31	-118
2001-12-31	431
2002-12-31	531
2003-12-31	264
2004-12-31	310
2005-12-31	542
2006-12-31	492
2007-12-31	1011
2008-12-31	1067
2009-12-31	591
2010-12-31	572
2011-12-31	1336
2012-12-31	381