Year	Sterling (millions)
1997-12-31	1116
1998-12-31	1221
1999-12-31	818
2000-12-31	1202
2001-12-31	1601
2002-12-31	485
2003-12-31	1013
2004-12-31	955
2005-12-31	779
2006-12-31	1636
2007-12-31	320
2008-12-31	421
2009-12-31	179