- 10th December 2019: Special Sub-Group
- 8th October 2019: Special Sub-Group
- 10th September 2019: Special Sub-Group
- 9th July 2019: Special Sub-Group
- 18th June 2019: Special Sub-Group
- 9th April 2019: Special Sub-Group
- 5th March 2019: Special Sub-Group
- 12th February 2019: Special Sub-Group
- 11th December 2018: Special Sub-Group
- 9th October 2018: Special Sub-Group
- 11th September 2018: Special Sub-Group
- 22nd May 2018: Special Sub-Group
- 13th February 2018: Special Sub-Group
- 18th December 2017: Special Sub-Group
- 15th August 2017: Special Sub-Group
- 11th July 2017: Special Sub-Group
- 20th June 2017: Special Sub-Group
- 23rd May 2017: Special Sub-Group
- 7th March 2017: Special Sub-Group
- 14th February 2017: Special Sub-Group