4-8 Feb 2008	GRRF | Session 63
31 Jan-4 Feb 2011	GRRF | Session 69
21-24 Jun 2011	WP.29 | Session 154
17-19 Sep 2013	GRRF | Session 75
17-21 Feb 2014	GRRF | Session 76
11-14 Mar 2014	WP.29 | Session 162
24-27 Jun 2014	WP.29 | Session 163
16-19 Sep 2014	GRRF | Session 78
10-13 Mar 2015	WP.29 | Session 165
15-18 Sep 2015	GRRF | Session 80
13-14 Jan 2016	SLR | Session 8
21-24 Jun 2016	WP.29 | Session 169
20-23 Sep 2016	GRRF | Session 82
23-27 Jan 2017	GRRF | Session 83
14-17 Mar 2017	WP.29 | Session 171
19-22 Sep 2017	GRRF | Session 84
12-16 Feb 2018	GRRF | Session 86
18-22 Jun 2018	WP.29 | Session 175
12-14 Sep 2018	GRB | Session 68
23-25 Jan 2019	GRB | Session 69
24-28 Jun 2019	WP.29 | Session 178
28-31 Jan 2020	GRBP | Session 71
7-9 Sep 2020	GRBP | Session 72
26-29 Jan 2021	GRBP | Session 73
9-11 Mar 2021	WP.29 | Session 183
15-17 Sep 2021	GRBP | Session 74
7-10 Feb 2023	GRBP | Session 77
19-22 Jun 2023	WP.29 | Session 190
30 Aug-1 Sep 2023	GRBP | Session 78
6-9 Feb	GRBP | Session 79
21 Mar	GRBP-TFAVRS | Session 1
17-20 Sep	GRBP | Session 80