Year	Sterling (millions)
1998-12-31	191
1999-12-31	-199
2000-12-31	76
2001-12-31	299
2002-12-31	-90
2003-12-31	928
2004-12-31	2063
2005-12-31	1516
2006-12-31	1859
2007-12-31	4066
2008-12-31	3405
2009-12-31	1131
2010-12-31	-649
2011-12-31	-275
2012-12-31	-5383