Year Sterling (millions) 1999-12-31 107 2000-12-31 84 2001-12-31 111 2002-12-31 119 2003-12-31 147 2004-12-31 153 2005-12-31 155 2006-12-31 228 2007-12-31 261 2008-12-31 426 2009-12-31 969