However, the average rate for most miners is 30 days.
Although the reward per block decreases over time, previous reductions by half have been largely offset by increases in the price of Bitcoin.While this doesn't guarantee future results, Bitcoin miners enjoy a relative degree of certainty about their prospects. The community strongly supports the current mining agreement and has no plans to phase it out like Ethereum, another major minable currency. With the right conditions, individual Bitcoin miners can be sure that the company will generate profits.
In addition to the choice of hardware, the profits and revenues of an individual miner largely depend on market conditions and the presence of other miners.