jm ô³µzKÒCô|Ï£)P,"gÿ²cáÑFØ [L¯thanks. if it's easy, otherwise no problem. my guess would be to start around the large fluctuations in late 2017 (eg 19-08-2017)? https://cash.coin.dance/blocks/profitability
https://whatsonchain.com/tx/da36059b9b4e3bcf25462ac5438ad6d0e98f290d6df9a252c6c637b59586f17f