Average reply to the question: "I am going to name a number of organizations. For each one, could you tell me how much confidence you have in them: is it a great deal of confidence, quite a lot of confidence, not very much confidence, or none at all? - Environmental organizations":

1) A great deal;
2) Quite a lot;
3) Not very much;
4) None at all.

Answers "Don't know" and "No answer" are deleted. The higher the score, the lower the confidence in environmental organizations.