Year Sterling (millions) 1998-12-31 889 1999-12-31 875 2000-12-31 1110 2001-12-31 1160 2002-12-31 1047 2003-12-31 1001 2004-12-31 831 2005-12-31 901 2006-12-31 776 2007-12-31 797 2009-12-31 925 2010-12-31 611 2012-12-31 552