2018/19 academic year
- Thursday 16 May 2019 - cancelled
- Thursday 2 May 2019 - new date
- Wednesday 27 February 2019 - new date
- Wednesday 19 December 2018 - new date
- Friday 14 December 2018 - cancelled
- Thursday 29 November 2018 - cancelled
2017/18 academic year
- Thursday 24 May 2018
- Thursday 22 February 2018
- Thursday 30 November 2017