Year Sterling (millions) 1998-12-31 202 1999-12-31 191 2000-12-31 161 2001-12-31 153 2002-12-31 164 2003-12-31 157 2004-12-31 303 2005-12-31 311 2006-12-31 319 2007-12-31 188 2008-12-31 134 2012-12-31 114