Year Sterling (millions) 1998-12-31 45 1999-12-31 38 2000-12-31 4 2001-12-31 62 2002-12-31 134 2003-12-31 56 2004-12-31 42 2005-12-31 14 2006-12-31 57 2007-12-31 8 2008-12-31 134 2009-12-31 48 2010-12-31 38 2011-12-31 40 2012-12-31 52