Year	Sterling (millions)
1997-12-31	950
1998-12-31	1277
1999-12-31	841
2000-12-31	1168
2001-12-31	1466
2002-12-31	2403
2003-12-31	1736
2004-12-31	1697
2005-12-31	2314
2006-12-31	2277
2007-12-31	2653
2008-12-31	5745
2009-12-31	3746