Year	Sterling (millions)
1998-12-31	233
1999-12-31	333
2000-12-31	296
2001-12-31	452
2002-12-31	534
2003-12-31	245
2004-12-31	-15
2005-12-31	79
2006-12-31	168
2007-12-31	214
2008-12-31	201
2009-12-31	294
2010-12-31	344
2011-12-31	497
2012-12-31	352