Session 16 (Tokyo, 23-25 January 2018)	16	2018-01-23
Session 17 (Paris, 11-13 April 2018)	17	2018-04-11
Session 18 (The Hague, 6-8 June 2018)	18	2018-06-06
Session 19 (Paris, 5-7 September 2018)	19	2018-09-05
Session 20 (Liverpool, 7-8 November 2018)	20	2018-11-07