Year Sterling (millions) 1998-12-31 280 1999-12-31 99 2000-12-31 144 2001-12-31 81 2002-12-31 67 2003-12-31 361 2004-12-31 129 2005-12-31 231 2006-12-31 145 2007-12-31 65 2008-12-31 614 2009-12-31 548 2010-12-31 644 2011-12-31 2708 2012-12-31 2578