41th – To be determined, Italy, 2026

40th – Auckland New Zeland, 2025

38th – St Gallen, Switzerland, May 22-26, 2023

37th – Fukuoka, Japan, 2022

36th – Montreal, Canada, 2021

35th -  Cesme-Izmir, Turkey, 2019

34th – Taipei, Taiwan, 2018

33rd – Cancun, Mexico, 2017