Year Sterling (millions) 1997-12-31 11977 1998-12-31 6623 1999-12-31 8196 2000-12-31 9820 2001-12-31 12523 2002-12-31 11299 2003-12-31 8484 2004-12-31 8904 2005-12-31 9724 2006-12-31 11905 2007-12-31 19469 2008-12-31 25653 2009-12-31 36764