Year Sterling (millions) 1998-12-31 55 1999-12-31 52 2000-12-31 45 2001-12-31 28 2002-12-31 21 2003-12-31 17 2004-12-31 16 2005-12-31 11 2006-12-31 13 2007-12-31 7 2008-12-31 2 2009-12-31 3 2010-12-31 3 2012-12-31 0