What is the real amount of BTC out there

21m with a handful left to mine until 2040. Between lost keys and seed phrases or unfortunately people dying. Done a few searches and it’s all over the place few articles say ballpark 15k - 18m only exist. Regardless of the amount I’m Hodling and continuing to add. Have $500k minimum as my #Write2Earn #VIPElevateandEarn #TradeNTell @crypto_MOJ news