Year Sterling (millions) 1998-12-31 7 1999-12-31 31 2000-12-31 16 2001-12-31 7 2002-12-31 6 2003-12-31 6 2004-12-31 8 2005-12-31 11 2006-12-31 9 2007-12-31 -8 2008-12-31 22 2009-12-31 25 2010-12-31 -9 2011-12-31 4 2012-12-31 9