Year Sterling (millions) 1998-12-31 47 1999-12-31 65 2000-12-31 99 2001-12-31 68 2002-12-31 79 2003-12-31 77 2004-12-31 87 2005-12-31 165 2006-12-31 276 2007-12-31 290 2008-12-31 167 2009-12-31 256 2010-12-31 167 2011-12-31 247 2012-12-31 297