Year Sterling (millions) 1998-12-31 26 1999-12-31 37 2000-12-31 4 2001-12-31 -32 2002-12-31 73 2003-12-31 11 2004-12-31 36 2005-12-31 65 2006-12-31 15 2007-12-31 43 2008-12-31 6 2009-12-31 267 2010-12-31 256 2011-12-31 219 2012-12-31 299