Country population rate of natural increase (RNI) and rank for world countries for the year 1960
| Rank | Country | Rate of Natural Increase | Population |
|---|---|---|---|
| 1 | Nigeria | 2.812 | 41,557,958 |
| 2 | Bhutan | 2.596 | 212,052 |
| 3 | Djibouti | 2.294 | 111,189 |
| 4 | Guinea | 1.751 | 3,020,947 |
Data from US Census International Database