Country population rate of natural increase (RNI) and rank for world countries for the year 1965
| Rank | Country | Rate of Natural Increase | Population |
|---|---|---|---|
| 1 | Bhutan | 2.849 | 254,722 |
| 2 | Nigeria | 2.838 | 48,096,775 |
| 3 | Cambodia | 2.675 | 6,601,609 |
| 4 | Djibouti | 2.398 | 141,697 |
| 5 | Guinea | 1.882 | 3,293,441 |
Data from US Census International Database