Found 3 биржи where Numeraire is traded for ETH. According to the data on 28 January 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 - 17.7 ETH.
The maximum daily trading volume is observed in the NMR/USDT trading pair at BloFin and reaches Ξ 403.54 (426.51% 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 MXC.