Year Sterling (millions) 1998-12-31 47 1999-12-31 53 2000-12-31 25 2001-12-31 446 2002-12-31 735 2003-12-31 1339 2004-12-31 1405 2005-12-31 2827 2006-12-31 1688 2007-12-31 2630 2008-12-31 1845 2009-12-31 7838 2010-12-31 8443 2011-12-31 3020 2012-12-31 2945