To summarize:
On YouTube, 2 billion MAUs but only 15 million (0.75%) active creators
On Wikipedia, 39 million registered users but only 128 thousand (0.3%) active contributors
On Mastodon, 1 million active users but only 2 thousand (0.2%) instances
On Tor, 2.5 millions users but only 6 thousand (0.24%) relay servers
Wow!
To summarize: On YouTube, 2 billion MAUs but only 15 million (0.75%) active creators On Wikipedia, 39 million registered users but only 128 thousand (0.3%) active contributors On Mastodon, 1 million active users but only 2 thousand (0.2%) instances On Tor, 2.5 millions users but only 6 thousand (0.24%) relay servers