Year Sterling (millions) 1998-12-31 250 1999-12-31 270 2000-12-31 360 2001-12-31 330 2002-12-31 380 2003-12-31 576 2004-12-31 976 2005-12-31 1127 2006-12-31 1316 2007-12-31 1610 2008-12-31 1477 2009-12-31 1350 2010-12-31 1244 2011-12-31 1109 2012-12-31 982