How much are cryptocurrencies are used for actual exchange of goods? I.e. for actual shopping and commerce? Because it seems to me that the most prominent gro

How much are cryptocurrencies are used for actual exchange of goods? I.e. for actual shopping and commerce? Because it seems to me that the most prominent group of users are investors and miners; i.e. those who only buy, stack and sell crypto coins, and those who produce them. And I've read here in some past threads that it's not that easy to liquidify your crypto coins.