As you expand your base or simply explore the surface of Nauvis, you will find abandoned constructions left behind by someone else, among those will be storages with useful resources, deserted production lines, as well as whole complexes for mass production of various parts.
Counted when a user downloads a mod release for the first time. Before Nov 2021 it counted everytime a user clicked the mods download button.
Counted when a user downloads a mod for the first time. Has no data before Dec 2022