Year Sterling (millions) 1998-12-31 83 1999-12-31 181 2000-12-31 167 2001-12-31 172 2002-12-31 71 2003-12-31 109 2004-12-31 294 2005-12-31 212 2006-12-31 372 2007-12-31 475 2008-12-31 333 2009-12-31 503 2010-12-31 799 2011-12-31 584 2012-12-31 593