Year Sterling (millions) 1998-12-31 164 1999-12-31 111 2000-12-31 115 2001-12-31 333 2002-12-31 274 2003-12-31 397 2004-12-31 267 2005-12-31 803 2006-12-31 431 2007-12-31 518 2008-12-31 853 2009-12-31 387 2010-12-31 489 2011-12-31 222 2012-12-31 279