Quarter	Sterling
2003-03-31	-627
2003-06-30	-365
2003-09-30	-136
2003-12-31	353
2004-03-31	263
2004-06-30	-256
2004-09-30	-351
2004-12-31	-1524
2005-03-31	-958
2005-06-30	-681
2005-09-30	-1468
2005-12-31	-964
2006-03-31	-1304
2006-06-30	-359
2006-09-30	-1147
2006-12-31	-1548
2007-03-31	-381
2007-06-30	1418
2007-09-30	-2219
2007-12-31	-1721
2008-03-31	-503
2008-06-30	2995
2008-09-30	-722
2008-12-31	-425
2009-03-31	2304
2009-06-30	1689
2009-09-30	469
2009-12-31	-445
2010-03-31	-143
2010-06-30	-37
2010-09-30	-417
2010-12-31	-323
2011-03-31	-725
2011-06-30	-1021
2011-09-30	-1759
2011-12-31	-475
2012-03-31	-13
2012-06-30	-2474
2012-09-30	-886
2012-12-31	487
2013-03-31	-879
2013-06-30	-32
2013-09-30	-648
2013-12-31	-1896
2014-03-31	1463
2014-06-30	-97
2014-09-30	39
2014-12-31	-572
2015-03-31	-910
2015-06-30	360
2015-09-30	221
2015-12-31	909
2016-03-31	180
2016-06-30	97
2016-09-30	850
2016-12-31	-376
2017-03-31	1335
2017-06-30	264
2017-09-30	-106
2017-12-31	-254
2018-03-31	-764
2018-06-30	181
2018-09-30	-1218
2018-12-31	-1728
2019-03-31	-981
2019-06-30	1741
2019-09-30	56
2019-12-31	-1616