Year Sterling (millions) 1998-12-31 36 1999-12-31 43 2000-12-31 62 2001-12-31 56 2002-12-31 47 2003-12-31 34 2004-12-31 65 2005-12-31 91 2006-12-31 99 2007-12-31 182 2008-12-31 131 2009-12-31 127 2010-12-31 133 2011-12-31 97 2012-12-31 102