- 2021: 2–4 June – Leiden, Netherlands
- 2020: 3–5 June – Leiden, Netherlands (cancelled)
- 2019: 11–13 September – Liège, Belgium
- 2018: 6–8 June – Amsterdam, Netherlands
- 2017: 3–5 July – Utrecht, Netherlands
- 2016: 9–10 June – Belval, Luxembourg
- 2015: 8–9 June – Antwerp, Belgium
- 2014: 12–13 June – The Hague, Netherlands
