Lever then said that more than 2 billion people have viewed authoritative information about the coronavirus and vaccines on Facebook. The company also put out a lengthy blog post headlined “Moving Past the Finger Pointing,” in which Guy Rosen, Facebook’s vice president of integrity, said that vaccine acceptance has been rising on Facebook since January, according to survey data collected through a partnership the company has with Carnegie Mellon University and the University of Maryland.

But Facebook still isn’t sharing a key statistic: how many people have seen vaccine misinformation on the platform.

It’s part of a broader pattern of little transparency from the company, which has sought to downplay its role in spreading vaccine misinformation amid growing pressure from the White House and the surgeon general. Independent researchers and journalists have pressed the company for years to make more data available so they can study the impact of Facebook on society…

“There’s this saying at Facebook, which is: Data wins arguments,” Boland told CNN’s Brian Stetler. “And you could understand whether this is a massive problem or a smaller problem if everyone was looking at the same data. And that’s part of the problem is I feel like the president is left without the data that he needs to really understand what role Facebook is playing in the issue.”