Year Sterling (millions) 1997-12-31 283 1998-12-31 215 1999-12-31 124 2000-12-31 88 2001-12-31 116 2002-12-31 158 2003-12-31 385 2004-12-31 328 2005-12-31 459 2006-12-31 569 2007-12-31 767 2008-12-31 416 2009-12-31 408