According to the Block, bitcoin miners have earned more than $1.5 billion in revenue. This figure represents the most revenue earned by the mining sector in a given month. Given that several days remain in March, the final figure will exceed the current $1.51 billion number. The vast majority of the funds earned -- $1.36 billion -- were in the form of per-block subsidies, or the 6.25 BTC earned with the creation of each transaction block. Per the data, miners earned a collected $148 million in fees, which are paid by transactors in an effort to make their transactions more likely to be included in the next block.