Which country do you think is the most favorable for the crypto market & its policy?
In addition to the above comments, you'll find a few more from here: The Crypto Enthusiast’s Dream: Top Countries That Tick All the Boxes- Some of the policies and the regulations might've changed since it was published but for the most part, they should be accurate.
Upon having a short googling I found out that the most country that commonly used cryptocurrency is Nigeria, how this will come as I heard they banned any merchants or exchanges that associated with cryptocurrencies especially Bitcoin. But why not in Switzerland? 
https://i.imgur.com/3NVMvBe.png
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Based on the description of the survey, I think the results might be slightly off since the type of respondents [not sure how random they were] directly affects the end results.https://i.imgur.com/3NVMvBe.png
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