Year Sterling (millions) 1997-12-31 2389 1998-12-31 2806 1999-12-31 2330 2000-12-31 2259 2001-12-31 2670 2002-12-31 1958 2003-12-31 1591 2004-12-31 1491 2005-12-31 2009 2006-12-31 1643 2007-12-31 2354 2008-12-31 2695 2009-12-31 3102