Year Sterling (millions) 1997-12-31 554 1998-12-31 779 1999-12-31 2749 2000-12-31 1612 2001-12-31 8474 2002-12-31 18752 2003-12-31 18265 2004-12-31 14507 2005-12-31 15707 2006-12-31 11984 2007-12-31 4837 2008-12-31 2762 2009-12-31 21679