The US has been tracking them for years.
https://afdc.energy.gov/fuels/electricity-locations#/find/ne...
> As of February 2026, this publication now includes statistics on the number of public EV chargers (EVSE) in the United Kingdom. More information about this addition can be found in the publication and the frequently asked questions document.
> Data is sourced from the electric vehicle charging point platform Zapmap.
(would be great to get this info into OpenStreetMap in a license compatible manner)