6-9 Oct 2009	GRE | Session 62
9-12 Mar 2010	WP.29 | Session 150
29-31 Mar 2010	GRE | Session 63
4-7 Oct 2010	GRE | Session 64
28-31 Mar 2011	GRE | Session 65
4-6 Oct 2011	GRE | Session 66
26-29 Mar 2012	GRE | Session 67
16-18 Oct 2012	GRE | Session 68
13-16 Nov 2012	WP.29 | Session 158
12-15 Mar 2013	WP.29 | Session 159
8-11 Apr 2013	GRE | Session 69
21-23 Oct 2013	GRE | Session 70
12-15 Nov 2013	WP.29 | Session 161
31 Mar-3 Apr 2014	GRE | Session 71
20-22 Oct 2014	GRE | Session 72
14 Jan 2015	SLR | Session 3
10-13 Mar 2015	WP.29 | Session 165
13-17 Apr 2015	GRE | Session 73
13 Apr 2015	SLR | Session 4
13-14 Jan 2016	SLR | Session 8
29 Feb-1 Mar 2016	SLR | Session 9
5-8 Apr 2016	GRE | Session 75
25-28 Oct 2016	GRE | Session 76
14-17 Mar 2017	WP.29 | Session 171
4-7 Apr 2017	GRE | Session 77
16-18 May 2017	SLR | Session 17
20-23 Jun 2017	WP.29 | Session 172
4-6 Oct 2017	SLR | Session 20
24-27 Oct 2017	GRE | Session 78
24-27 Apr 2018	GRE | Session 79
30 May-1 Jun 2018	SLR | Session 24
23-26 Oct 2018	GRE | Session 80
12-16 Nov 2018	WP.29 | Session 176
11-15 Mar 2019	WP.29 | Session 177
15-18 Apr 2019	GRE | Session 81
26-28 Aug 2020	SLR | Session 40