Year Sterling (millions) 1998-12-31 747 1999-12-31 1094 2000-12-31 1244 2001-12-31 1808 2002-12-31 2131 2003-12-31 3645 2004-12-31 5861 2005-12-31 13132 2006-12-31 13038 2007-12-31 15030 2008-12-31 14692 2009-12-31 14487 2010-12-31 15880 2011-12-31 14389 2012-12-31 13192