The total supply of BTC is limited and pre-defined in the Bitcoin protocol at 21 million, with the mining reward (how Bitcoins are created) decreasing over time. This graph shows how many Bitcoins have already been mined or put in circulation.

The total supply of BTC is limited and pre-defined in the Bitcoin protocol at 21 million, with the mining reward (how Bitcoins are created) decreasing over time. This graph shows how many Bitcoins have already been mined or put in circulation.

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