Year	Sterling (millions)
1999-12-31	-186
2000-12-31	40
2001-12-31	2
2003-12-31	767
2004-12-31	558
2005-12-31	842
2006-12-31	1423
2007-12-31	3622
2008-12-31	3187
2009-12-31	0
2011-12-31	0
2012-12-31	-4520