| Session 42 (Web conference, 8 January 2021) | 42 | 2021-01-08 |
| Session 43 (Web conference, 3-4 February 2021) | 43 | 2021-02-03 |
| Session 44 (Web conference, 26 February 2021) | 44 | 2021-02-26 |
| Session 45 (Web conference, 25-26 March 2021) | 45 | 2021-03-25 |
| Session 46 (Web conference, 23-26 April 2021) | 46 | 2021-04-23 |
| Session 47 (Web conference, 12 May 2021) | 47 | 2021-05-12 |
| Session 48 (Web conference, 18 May 2021) | 48 | 2021-05-18 |
| Session 49 (Web conference, 26 May 2021) | 49 | 2021-05-26 |
| Session 50 (Web conference, 21-23 June 2021) | 50 | 2021-06-21 |
| Session 51 (Web conference, 8-9 July 2021) | 51 | 2021-07-08 |
| Session 52 (Web conference, 8-10 September 2021) | 52 | 2021-09-08 |
| Session 53 (Web conference, 14-15 October 2021) | 53 | 2021-10-14 |