Year Sterling (millions) 1998-12-31 488 1999-12-31 521 2000-12-31 593 2001-12-31 676 2002-12-31 692 2003-12-31 553 2004-12-31 502 2005-12-31 624 2006-12-31 716 2007-12-31 785 2008-12-31 904 2009-12-31 1125 2010-12-31 1174 2011-12-31 1085 2012-12-31 921