Year Sterling (millions) 1999-12-31 1985 2000-12-31 4029 2001-12-31 5424 2002-12-31 7230 2003-12-31 10772 2004-12-31 12968 2005-12-31 19097 2006-12-31 29561 2007-12-31 43278 2008-12-31 59742 2009-12-31 51212