When will Tofua erupt?

Prediction market on manifold. Tofua is near Hunga Tonga–Hunga Haʻapai Tofua erupted 1200 years ago, 800 years ago, 400 years ago. This pattern suggests it might erupt soon(ish). If it erupts after 2100 then the market resolves N/A.

Liquidity: $200. Resolves: 12/31/2100.