Session 37 (Geneva, 13 January 2015)	37	2015-01-13
Session 38 (Brussels, 25-26 February 2015)	38	2015-02-25
Session 39 (Brussels, 25-26 March 2015)	39	2015-03-25
Session 40 (Zoetermeer, 11 May 2015)	40	2015-05-11
Session 41 (Geneva, 18 June 2015)	41	2015-06-18
Session 42 (Brussels, 27 October 2015)	42	2015-10-27