Year Sterling (millions) 1998-12-31 1053 1999-12-31 1002 2000-12-31 987 2001-12-31 987 2002-12-31 977 2003-12-31 1602 2004-12-31 1553 2005-12-31 1122 2006-12-31 1041 2007-12-31 1768 2008-12-31 3691 2009-12-31 3617 2010-12-31 3800 2011-12-31 4054 2012-12-31 4565