Month Sterling (millions) 2010-01-31 18 2010-02-28 18 2010-03-31 0 2010-04-30 0 2010-05-31 0 2010-06-30 0 2010-07-31 1 2010-08-31 2 2010-09-30 2 2010-10-31 2 2010-11-30 2 2010-12-31 2 2011-01-31 1 2011-02-28 1 2011-03-31 0 2011-04-30 0 2011-05-31 1 2011-06-30 1 2011-07-31 1 2011-08-31 0 2011-09-30 0 2011-10-31 0 2011-11-30 0 2011-12-31 0 2012-01-31 0 2012-02-29 0 2012-03-31 0 2012-04-30 1 2012-05-31 2 2012-06-30 3 2012-07-31 2 2012-08-31 2 2012-09-30 2 2012-10-31 2 2012-11-30 2 2012-12-31 2 2013-01-31 2 2013-02-28 2 2013-03-31 2 2013-04-30 2 2013-05-31 3 2013-06-30 2 2013-07-31 2 2013-08-31 2 2013-09-30 2 2013-10-31 2 2013-11-30 2 2013-12-31 2 2014-01-31 2 2014-02-28 2 2014-03-31 2 2014-04-30 2 2014-05-31 2 2014-06-30 2 2014-07-31 2 2014-08-31 2 2014-09-30 2 2014-10-31 2 2014-11-30 2 2014-12-31 2 2015-01-31 2 2015-02-28 3 2015-03-31 3 2015-04-30 3 2015-05-31 3 2015-06-30 2 2015-07-31 2 2015-08-31 2 2015-09-30 2 2015-10-31 2 2015-11-30 2 2015-12-31 3 2016-01-31 3 2016-02-29 3 2016-03-31 3 2016-04-30 3 2016-05-31 3 2016-06-30 3 2016-07-31 3 2016-08-31 3 2016-09-30 3 2016-10-31 3 2016-11-30 2 2016-12-31 2 2017-01-31 2 2017-02-28 2 2017-03-31 2 2017-04-30 3 2017-05-31 4 2017-06-30 5 2017-07-31 8 2017-08-31 12 2017-09-30 15 2017-10-31 15 2017-11-30 15 2017-12-31 15 2018-01-31 15 2018-02-28 15 2018-03-31 15 2018-04-30 17 2018-05-31 18 2018-06-30 20 2018-07-31 15 2018-08-31 10 2018-09-30 5 2018-10-31 5 2018-11-30 5 2018-12-31 5 2019-01-31 5 2019-02-28 5 2019-03-31 5 2019-04-30 3 2019-05-31 2 2019-06-30 0 2019-07-31 0 2019-08-31 0 2019-09-30 0 2019-10-31 0 2019-11-30 0 2019-12-31 0 2020-01-31 0