Year Sterling (millions) 1998-12-31 356 1999-12-31 438 2000-12-31 537 2001-12-31 548 2002-12-31 819 2003-12-31 904 2004-12-31 988 2005-12-31 1172 2006-12-31 1191 2007-12-31 1254 2008-12-31 1526 2009-12-31 1123 2010-12-31 1518 2011-12-31 1408 2012-12-31 1181