Ethereum miners generated 27.2% less in revenues in May compared to the previous month, according to data compiled by The Block Research.
Last month, Ethereum miners generated a total of $969.4 million in revenue.
Most of these revenues came from the block subsidy ($888.95 million) and a relatively small amount from transaction fees ($80.46 million) and from uncle rewards ($41.2 million).
The share of Ethereum transaction fees over total revenue fell in May to about 5.6%.
Ethereum miners also made about 1.08 times more revenue than Bitcoin miners in May.