Year Sterling (millions) 1998-12-31 2929 1999-12-31 3103 2000-12-31 4834 2001-12-31 6390 2002-12-31 7065 2003-12-31 6672 2004-12-31 7499 2005-12-31 8811 2006-12-31 7693 2007-12-31 9844 2008-12-31 13250 2009-12-31 24393 2010-12-31 22909 2011-12-31 22435 2012-12-31 19728