Year Sterling (millions) 1998-12-31 2520 1999-12-31 1998 2000-12-31 1944 2001-12-31 2662 2002-12-31 2999 2003-12-31 2521 2004-12-31 3954 2005-12-31 3920 2006-12-31 7062 2007-12-31 15016 2008-12-31 20789 2009-12-31 21851 2010-12-31 24487 2011-12-31 24623 2012-12-31 23631