Generated via ublue’s countme script https://github.com/ublue-os/countme/blob/main/growth_global.svg
Here is Fedora’s upstream graph to compare:

Generated via ublue’s countme script https://github.com/ublue-os/countme/blob/main/growth_global.svg
Here is Fedora’s upstream graph to compare:

In this case they are clarifying that it isn’t just a handheld device OS, it is a full desktop OS.