Per capita
Per capita /pəˈkæp.ɪ.tə/ US /pɚˈkæp.ɪ.ţə/ (adv)
If you state an amount per capita, you mean that amount for each person, by or for each person, respectively, in proportion, per head, proportionately, pro rata:
The per capita number of our mistakes during a specific period of time reveals the level of our accuracy.
France and Germany invest far more per capita in public transport than Britain.
