Session 17 (Web conference, 19 January 2021)	17	2021-01-19
Session 18 (Web conference, 22 February 2021)	18	2021-02-22
Session 19 (Web conference, 23 March 2021)	19	2021-03-23
Session 20 (Web conference, 20 April 2021)	20	2021-04-20
Session 21 (Web conference, 21 May 2021)	21	2021-05-21
Session 22 (Web conference, 15 June 2021)	22	2021-06-15
Session 23 (Web conference, 21 June 2021)	23	2021-06-21
Session 24 (Web conference, 29-28 July 2021)	24	2021-07-29
Session 25 (Web conference, 23 August 2021)	25	2021-08-23
Session 26 (Web conference, 8 September 2021)	26	2021-09-08
Session 27 (Web conference, 10 September 2021)	27	2021-09-10
Session 28 (Web conference, 15 September 2021)	28	2021-09-15
Session 29 (Web conference, 9 November 2021)	29	2021-11-09
Session 30 (Web conference, 29 November 2021)	30	2021-11-29
Session 31 (Web conference, 15 December 2021)	31	2021-12-15