Year Sterling (millions) 1997-12-31 2990 1998-12-31 1628 1999-12-31 1951 2000-12-31 954 2001-12-31 1233 2002-12-31 2260 2003-12-31 2619 2004-12-31 2231 2005-12-31 2224 2006-12-31 2828 2007-12-31 5726 2008-12-31 3098 2009-12-31 3660