I do not have precise numbers, but I've worked on these issues with biologists, philosophers, physicists, computer scientists, mathematicians, and people in cog

I do not have precise numbers, but I've worked on these issues with biologists, philosophers, physicists, computer scientists, mathematicians, and people in cognitive science, and also with librarians and people in charge of negotiating with publishers. What I told matches with what all these people also see from their point of view.