Year Sterling (millions) 1998-12-31 511 1999-12-31 83 2000-12-31 57 2001-12-31 73 2002-12-31 470 2003-12-31 728 2004-12-31 592 2005-12-31 716 2006-12-31 642 2007-12-31 375 2008-12-31 497 2009-12-31 378 2010-12-31 523 2011-12-31 578 2012-12-31 562