The overall revenue of listed crypto miners suffered a decline for the third consecutive month in September, while the difficulty of the network increased, making the situation even more difficult. According to the JPMorgan report, the hash rate of the Bitcoin network increased monthly in the second quarter, reaching 643EH per second in September, up 2% from August. Meanwhile, miners' revenue per EH/s fell 6% month-on-month to an average of $42,100.