Found 4 биржи where Numeraire is traded for ETH. According to the data on 4 May the most optimal price to exchange NMR for ETH is Ξ0 for 1 Numeraire. This rate is fixed at Gate.io at the maximum trading volume of the pair NMR/ETH - 7.9 ETH.
The maximum daily trading volume is observed in the NMR/TRY trading pair at Paribu and reaches Ξ 200.35 (1,069.28% of the exchange's total trading volumes) at the price Ξ 0 per 1 NMR.
The minimum price to buy NMR for ETH is 0 - on the exchange Bilaxy.