How many sites from each region we first detected using Facebook Tag API at specific date periods.
Get a list of 543,570 websites using Facebook Tag API which includes location information, hosting data, contact details, 35,895 currently live websites
and an additional 167,473 domains that redirect to sites in this list. 507,675 sites that used this technology previously and 19,705 websites in the United States currently using Facebook Tag API.
Distribution of locations of all Facebook Tag API customers we've ever tracked.