Quarter	Sterling
2003-03-31	8612
2003-06-30	7983
2003-09-30	8741
2003-12-31	11792
2004-03-31	6212
2004-06-30	17423
2004-09-30	10078
2004-12-31	14584
2005-03-31	18253
2005-06-30	11666
2005-09-30	8849
2005-12-31	13249
2006-03-31	20415
2006-06-30	10385
2006-09-30	16926
2006-12-31	18747
2007-03-31	19113
2007-06-30	22643
2007-09-30	21997
2007-12-31	24563
2008-03-31	2888
2008-06-30	50848
2008-09-30	37917
2008-12-31	81883
2009-03-31	28446
2009-06-30	33291
2009-09-30	-1114
2009-12-31	12236
2010-03-31	20690
2010-06-30	6729
2010-09-30	16258
2010-12-31	-1288
2011-03-31	5364
2011-06-30	-15127
2011-09-30	-7680
2011-12-31	-50868
2012-03-31	-223
2012-06-30	-11166
2012-09-30	-17335
2012-12-31	-10121
2013-03-31	-20353
2013-06-30	-12644
2013-09-30	-13087
2013-12-31	-110
2014-03-31	282
2014-06-30	-786
2014-09-30	2195
2014-12-31	-7778
2015-03-31	-4557
2015-06-30	7945
2015-09-30	3445
2015-12-31	-942
2016-03-31	10877
2016-06-30	1151
2016-09-30	-6867
2016-12-31	-19439
2017-03-31	-2535
2017-06-30	2736
2017-09-30	6384
2017-12-31	1588
2018-03-31	17234
2018-06-30	-3327
2018-09-30	15099
2018-12-31	2552
2019-03-31	3254
2019-06-30	9638
2019-09-30	1376
2019-12-31	1328