Quarter Sterling (millions) 2007-12-31 85580 2008-03-31 86595 2008-06-30 85464 2008-09-30 84552 2008-12-31 81852 2009-03-31 79724 2009-06-30 77100 2009-09-30 74633 2009-12-31 73972 2010-03-31 68816 2010-06-30 65617 2010-09-30 64106 2010-12-31 62207 2011-03-31 60612 2011-06-30 58952 2011-09-30 58217 2011-12-31 56666 2012-03-31 54054 2012-06-30 52121 2012-09-30 51488 2012-12-31 51460 2013-03-31 52070 2013-06-30 52123 2013-09-30 52951 2013-12-31 52295 2014-03-31 53213 2014-06-30 54071 2014-09-30 55983 2014-12-31 56286 2015-03-31 57592