4-8 Feb 2008	GRRF | Session 63
2-6 Feb 2009	GRRF | Session 65
31 Jan-4 Feb 2011	GRRF | Session 69
13-15 Sep 2011	GRRF | Session 71
20-24 Feb 2012	GRRF | Session 72
26-29 Jun 2012	WP.29 | Session 157
18-20 Sep 2012	GRRF | Session 73
15-18 Jan 2013	GRPE | Session 65
19-22 Feb 2013	GRRF | Session 74
17-19 Sep 2013	GRRF | Session 75
17-21 Feb 2014	GRRF | Session 76
10-13 Mar 2015	WP.29 | Session 165
15-18 Sep 2015	GRRF | Session 80
1-5 Feb 2016	GRRF | Session 81
21-24 Jun 2016	WP.29 | Session 169
20-23 Sep 2016	GRRF | Session 82
23-27 Jan 2017	GRRF | Session 83
20-23 Jun 2017	WP.29 | Session 172
19-22 Sep 2017	GRRF | Session 84
12-16 Feb 2018	GRRF | Session 86
12-16 Mar 2018	WP.29 | Session 174
12-14 Sep 2018	GRB | Session 68
25-28 Sep 2018	GRVA | Session 1
23-25 Jan 2019	GRB | Session 69
11 Jun 2019	TYREGTR | Session 24
24-28 Jun 2019	WP.29 | Session 178
28-31 Jan 2020	GRBP | Session 71
24 Jun 2020	WP.29 | Session 181
7-9 Sep 2020	GRBP | Session 72
26-29 Jan 2021	GRBP | Session 73
9-11 Mar 2021	WP.29 | Session 183
22-24 Jun 2021	WP.29 | Session 184
15-17 Sep 2021	GRBP | Session 74
23-26 Nov 2021	WP.29 | Session 185
8-11 Feb 2022	GRBP | Session 75
5-7 Sep 2022	GRBP | Session 76
6-9 Mar 2023	WP.29 | Session 189
30 Aug-1 Sep 2023	GRBP | Session 78
6-9 Feb	GRBP | Session 79
21 Mar	GRBP-TFAVRS | Session 1
24-28 Jun	WP.29 | Session 193