Year Sterling (millions) 1997-12-31 13633 1998-12-31 11065 1999-12-31 14364 2000-12-31 13171 2001-12-31 13298 2002-12-31 10128 2003-12-31 13162 2004-12-31 11026 2005-12-31 18412 2006-12-31 13023 2007-12-31 12851 2008-12-31 8635 2009-12-31 7168