Year Sterling (millions) 1999-12-31 12 2000-12-31 0 2001-12-31 66 2002-12-31 83 2003-12-31 102 2004-12-31 44 2005-12-31 54 2006-12-31 72 2007-12-31 102 2008-12-31 0 2009-12-31 0