Given that Tesla track everything on every car - where they go, how they drive, when and how much they charge - they ought to have accurate data themselves apar

Given that Tesla track everything on every car - where they go, how they drive, when and how much they charge - they ought to have accurate data themselves apart from EPA ratings. Could customers demand their own data from Tesla? Europeans, under the GDPR, for example? If enough people did, and released it, that ought to be accurate.