Year	Sterling (millions)
1997-12-31	98
1998-12-31	0
1999-12-31	0
2000-12-31	31
2001-12-31	79
2002-12-31	56
2003-12-31	104
2004-12-31	196
2005-12-31	711
2006-12-31	35
2007-12-31	550
2008-12-31	1358
2009-12-31	881