Year	Sterling (millions)
1998-12-31	270
1999-12-31	350
2000-12-31	298
2001-12-31	178
2002-12-31	213
2003-12-31	82
2004-12-31	164
2005-12-31	239
2006-12-31	157
2007-12-31	-73
2008-12-31	45
2009-12-31	99
2010-12-31	318
2011-12-31	84
2012-12-31	149