Quarter	Sterling
2003-03-31	-385
2003-06-30	647
2003-09-30	1781
2003-12-31	862
2004-03-31	-1559
2004-06-30	747
2004-09-30	-478
2004-12-31	-477
2005-03-31	4120
2005-06-30	2961
2005-09-30	458
2005-12-31	1205
2006-03-31	-1273
2006-06-30	859
2006-09-30	104
2006-12-31	506
2007-03-31	1207
2007-06-30	2813
2007-09-30	58
2007-12-31	1888
2008-03-31	-1116
2008-06-30	-183
2008-09-30	470
2008-12-31	6723
2009-03-31	-1781
2009-06-30	-1169
2009-09-30	-677
2009-12-31	4249
2010-03-31	2334
2010-06-30	-4053
2010-09-30	-124
2010-12-31	-3152
2011-03-31	4506
2011-06-30	332
2011-09-30	-369
2011-12-31	-3779
2012-03-31	-302
2012-06-30	-1371
2012-09-30	1943
2012-12-31	733
2013-03-31	-2500
2013-06-30	2167
2013-09-30	-958
2013-12-31	2313
2014-03-31	1563
2014-06-30	1948
2014-09-30	1619
2014-12-31	-761
2015-03-31	-950
2015-06-30	1197
2015-09-30	1856
2015-12-31	-709
2016-03-31	862
2016-06-30	329
2016-09-30	3975
2016-12-31	-28
2017-03-31	-849
2017-06-30	3140
2017-09-30	-447
2017-12-31	-759
2018-03-31	1330
2018-06-30	543
2018-09-30	-1572
2018-12-31	-1013
2019-03-31	1866
2019-06-30	-847
2019-09-30	-1625
2019-12-31	-1004