Quarter Sterling (millions) 2004-03-31 1500 2004-06-30 1586 2004-09-30 1916 2004-12-31 2194 2005-03-31 2188 2005-06-30 2251 2005-09-30 2196 2005-12-31 2227 2006-03-31 2261 2006-06-30 2464 2006-09-30 2702 2006-12-31 2930 2007-03-31 3147 2007-06-30 3495 2007-09-30 3732 2007-12-31 4448 2008-03-31 5085 2008-06-30 5203 2008-09-30 5613 2008-12-31 5524 2009-03-31 3413 2009-06-30 2548 2009-09-30 2443 2009-12-31 2341 2010-03-31 2049 2010-06-30 1932 2010-09-30 1588 2010-12-31 1715 2011-03-31 1579 2011-06-30 1600 2011-09-30 1571 2011-12-31 1525 2012-03-31 1570 2012-06-30 1515 2012-09-30 1606 2012-12-31 1373 2013-03-31 1346 2013-06-30 1273 2013-09-30 1421 2013-12-31 1290 2014-03-31 1212 2014-06-30 1116 2014-09-30 1118 2014-12-31 987 2015-03-31 969 2015-06-30 940 2015-09-30 1009 2015-12-31 1014 2016-03-31 977 2016-06-30 995 2016-09-30 1111 2016-12-31 1054 2017-03-31 828 2017-06-30 832 2017-09-30 825 2017-12-31 849 2018-03-31 766 2018-06-30 847 2018-09-30 904 2018-12-31 878