Quarter Sterling (millions) 1997-09-30 13121 1997-12-31 12843 1998-03-31 12115 1998-06-30 11586 1998-09-30 11843 1998-12-31 11928 1999-03-31 12264 1999-06-30 12633 1999-09-30 12719 1999-12-31 12915 2000-03-31 14019 2000-06-30 14932 2000-09-30 14722 2000-12-31 15775 2001-03-31 16663 2001-06-30 16746 2001-09-30 17573 2001-12-31 17876 2002-03-31 17807 2002-06-30 17563 2002-09-30 18349 2002-12-31 18435 2003-03-31 19277 2003-06-30 20950 2003-09-30 22028 2003-12-31 22021 2004-03-31 22058 2004-06-30 22785 2004-09-30 24080 2004-12-31 24273 2005-03-31 25348 2005-06-30 25873 2005-09-30 28144 2005-12-31 29423 2006-03-31 31297 2006-06-30 32321 2006-09-30 34843 2006-12-31 36299 2007-03-31 37399 2007-06-30 36847 2007-09-30 40989 2007-12-31 43003 2008-03-31 45046 2008-06-30 46160 2008-09-30 45439 2008-12-31 45311 2009-03-31 45637 2009-06-30 42109 2009-09-30 41684 2009-12-31 38966 2010-03-31 38872 2010-06-30 37145 2010-09-30 35882 2010-12-31 35054