6-9 Jun 2017	GRPE | Session 75
20-23 Jun 2017	WP.29 | Session 172
14-17 Nov 2017	WP.29 | Session 173
9-12 Jan 2018	GRPE | Session 76
7 Feb 2018	PTI | Session 10
12-16 Nov 2018	WP.29 | Session 176
15 Nov 2018	PTI | Session 12
7-11 Jan 2019	GRPE | Session 78
14 Feb 2019	PTI | Session 13
11-15 Mar 2019	WP.29 | Session 177
21-24 May 2019	GRPE | Session 79
28 May 2019	PTI | Session 14
24-28 Jun 2019	WP.29 | Session 178
15 Nov 2019	PTI | Session 16
14-17 Jan 2020	GRPE | Session 80
13 Feb 2020	PTI | Session 17
9-12 Mar 2020	WP.29 | Session 180
4 Feb 2021	PTI | Session 19
1 Mar 2021	PTI | Session 20
9-11 Mar 2021	WP.29 | Session 183
22 Apr 2021	PTI | Session 21
17 May 2021	PTI | Session 22
9 Jun 2021	PTI | Session 23
22-24 Jun 2021	WP.29 | Session 184
14 Oct 2021	PTI | Session 24
23-26 Nov 2021	WP.29 | Session 185
15 Dec 2021	PTI | Session 25
11-14 Jan 2022	GRPE | Session 85
15 Feb 2022	PTI | Session 26
7-11 Mar 2022	WP.29 | Session 186
26 Apr 2022	PTI | Session 27
20-24 Jun 2022	WP.29 | Session 187
13 Jul 2022	PTI | Session 28
14-16 Nov 2022	WP.29 | Session 188
10-13 Jan 2023	GRPE | Session 87
7 Feb 2023	PTI | Session 29
1 Mar 2023	PTI | Session 30
6-9 Mar 2023	WP.29 | Session 189
14 Apr 2023	PTI | Session 31
30 May-2 Jun 2023	GRPE | Session 89
13 Jun 2023	PTI | Session 32
19-22 Jun 2023	WP.29 | Session 190
5 Nov 2023	PTI | Session 33
13-16 Nov 2023	WP.29 | Session 191
9-12 Jan	GRPE | Session 90
13 Feb	PTI | Session 34
24 Apr	PTI | Session 35
24-28 Jun	WP.29 | Session 193