Quarter Sterling (millions) 1986-12-31 1699 1987-03-31 1782 1987-06-30 1802 1987-09-30 2414 1987-12-31 2687 1988-03-31 3916 1988-06-30 4123 1988-09-30 4378 1988-12-31 4755 1989-03-31 4951 1989-06-30 5464 1989-09-30 5326 1989-12-31 5522 1990-03-31 5959 1990-06-30 6044 1990-09-30 5137 1990-12-31 3935 1991-03-31 3929 1991-06-30 3744 1991-09-30 4119 1991-12-31 4278 1992-03-31 4701 1992-06-30 4833 1992-09-30 5135 1992-12-31 5370 1993-03-31 5751 1993-06-30 5791 1993-09-30 5972 1993-12-31 6280 1994-03-31 6149 1994-06-30 6117 1994-09-30 6257 1994-12-31 6310 1995-03-31 6457 1995-06-30 6448 1995-09-30 7159 1995-12-31 5559 1996-03-31 5649 1996-06-30 5452 1996-09-30 5100 1996-12-31 5020 1997-03-31 4891 1997-06-30 5318 1997-09-30 6780 1997-12-31 8363 1998-03-31 7102 1998-06-30 7664 1998-09-30 7664 1998-12-31 11443 1999-03-31 11691 1999-06-30 13843 1999-09-30 10646 1999-12-31 10722 2000-03-31 12281 2000-06-30 12906 2000-09-30 14614 2000-12-31 15803 2001-03-31 16731 2001-06-30 18540 2001-09-30 18019 2001-12-31 18292 2002-03-31 18998 2002-06-30 20389 2002-09-30 19935 2002-12-31 20421 2003-03-31 20542 2003-06-30 20562 2003-09-30 21915 2003-12-31 21357 2004-03-31 21170 2004-06-30 20991 2004-09-30 17246 2004-12-31 16850 2005-03-31 18130 2005-06-30 17347 2005-09-30 17250 2005-12-31 19092 2006-03-31 18771 2006-06-30 19508 2006-09-30 19550 2006-12-31 19535 2007-03-31 33041 2007-06-30 33219 2007-09-30 32051 2007-12-31 38573 2008-03-31 44339 2008-06-30 47457 2008-09-30 47960 2008-12-31 45207 2009-03-31 47691 2009-06-30 44156 2009-09-30 40841 2009-12-31 38254 2010-03-31 42055 2010-06-30 39624 2010-09-30 39308 2010-12-31 39151 2011-03-31 37757 2011-06-30 37780 2011-09-30 35851 2011-12-31 34588 2012-03-31 30815 2012-06-30 28674 2012-09-30 30362 2012-12-31 35500 2013-03-31 43063 2013-06-30 31846 2013-09-30 44048 2013-12-31 44494 2014-03-31 40493 2014-06-30 37248 2014-09-30 34040 2014-12-31 22828 2015-03-31 23097 2015-06-30 23662 2015-09-30 24693 2015-12-31 26558 2016-03-31 29764 2016-06-30 23012 2016-09-30 24172 2016-12-31 26906 2017-03-31 23092 2017-06-30 24467 2017-09-30 26014 2017-12-31 20699 2018-03-31 21497 2018-06-30 20587 2018-09-30 30442 2018-12-31 22328 2019-03-31 22290 2019-06-30 21287 2019-09-30 21466 2019-12-31 19538