Year Sterling (millions) 1998-12-31 467 1999-12-31 477 2000-12-31 376 2001-12-31 368 2002-12-31 380 2003-12-31 436 2004-12-31 518 2005-12-31 455 2006-12-31 464 2007-12-31 331 2008-12-31 278 2012-12-31 236