Quarter Sterling (millions) 2004-03-31 1274 2004-06-30 1466 2004-09-30 1456 2004-12-31 1587 2005-03-31 1307 2005-06-30 1539 2005-09-30 1606 2005-12-31 1752 2006-03-31 1561 2006-06-30 1613 2006-09-30 1774 2006-12-31 1657 2007-03-31 1762 2007-06-30 1906 2007-09-30 1848 2007-12-31 1725 2008-03-31 1622 2008-06-30 1658 2008-09-30 1711 2008-12-31 1618 2009-03-31 1821 2009-06-30 1671 2009-09-30 1696 2009-12-31 1938 2010-03-31 1643 2010-06-30 1624 2010-09-30 1788 2010-12-31 1894 2011-03-31 1566 2011-06-30 1588 2011-09-30 1506 2011-12-31 1529 2012-03-31 1518 2012-06-30 1730 2012-09-30 1526 2012-12-31 1393 2013-03-31 1452 2013-06-30 1441 2013-09-30 1452 2013-12-31 1569 2014-03-31 1409 2014-06-30 1529 2014-09-30 1445 2014-12-31 1528 2015-03-31 1624 2015-06-30 1261 2015-09-30 1353 2015-12-31 1556 2016-03-31 1424 2016-06-30 1477 2016-09-30 1502 2016-12-31 1666 2017-03-31 1531 2017-06-30 1545 2017-09-30 1627 2017-12-31 1595 2018-03-31 1531 2018-06-30 1761 2018-09-30 1527 2018-12-31 1492