Population densities of continents

1. Asia - 82.5 people per square km (213.7 people per square mi)

2. Europe - 67.3 people per square km (174.3 people per square mi)

3. Africa - 25.7 people per square km (66.6 people per square mi)

4. North America - 21.7 people per square km (56.3 people per square mi)

5. South America - 19.5 people per square km (50.7 people per square mi)

6. Oceania - 3.5 people per square km (9.2 people per square mi)

7. Antarctica - no permanent human inhabitants