Quarter Sterling (millions) 2004-06-30 97 2004-09-30 36 2006-03-31 0 2006-06-30 0 2006-09-30 0 2007-06-30 4 2007-09-30 8 2007-12-31 5 2008-03-31 6 2008-06-30 7 2008-09-30 5 2008-12-31 8 2009-03-31 5 2009-06-30 3 2009-09-30 2 2009-12-31 1 2010-03-31 0 2010-06-30 1 2010-09-30 1 2010-12-31 6 2011-03-31 3 2011-06-30 13 2011-09-30 19 2011-12-31 2 2012-03-31 2 2012-06-30 2 2012-09-30 0 2012-12-31 0 2013-03-31 0 2013-06-30 0 2013-09-30 0 2013-12-31 0 2014-03-31 1 2014-06-30 0 2014-09-30 1 2014-12-31 0 2015-03-31 0 2015-06-30 0 2015-09-30 0 2015-12-31 0 2016-03-31 0 2016-06-30 0 2016-09-30 0 2016-12-31 0 2017-03-31 0 2017-06-30 0 2017-09-30 2 2017-12-31 1 2018-03-31 0 2018-06-30 3 2018-09-30 2 2018-12-31 2