Per capita emissions is effected by population, and historical events that influence that capita being measured, like the Covid 19 outbreak. If you have 100,00

Per capita emissions is effected by population, and historical events that influence that capita being measured, like the Covid 19 outbreak. If you have 100,000 people living in a town emitting 100,000 tons of emissions and 10% of the population died due to happenstance, epidemiological or otherwise so you now have 90,000 people emitting 100,000 tons of emissions and the per capita rate went up despite no change in their production method or the amount of emissions they are producing.