There's a chart about half way through the article - around 40% in Brazil

Brazil seems like a wild place. I mean that in several senses of the word.

If you are interested in what anarchy would actually look like as a political system, Latin America gives some very good insights

Anarchy in a political system. Isn't that a contradiction?

It’s a sliding scale. On one end you have Germany. On the other you have Somalia/Horn of Africa or the like.