Possibly the same reason why half a dozen other most popular pages (for all periods) have 'XXX' in them—from those Vin Diesel films (one of which holds the 18th

Possibly the same reason why half a dozen other most popular pages (for all periods) have 'XXX' in them—from those Vin Diesel films (one of which holds the 18th most visited in Yearly), to a beer brand.