Country population rate of natural increase (RNI) and rank for world countries for the year 1975
| Rank | Country | Rate of Natural Increase | Population |
|---|---|---|---|
| 1 | Côte d'Ivoire | 3.491 | 7,030,905 |
| 2 | Nicaragua | 3.41 | 2,394,739 |
| 3 | Bhutan | 3.035 | 381,119 |
| 4 | Nigeria | 2.885 | 64,573,627 |
| 5 | Paraguay | 2.87 | 2,848,211 |
| 6 | Congo Brazzaville | 2.837 | 1,455,024 |
| 7 | Ghana | 2.822 | 9,932,069 |
| 8 | Angola | 2.804 | 6,850,747 |
| 9 | Congo Kinshasa | 2.789 | 25,032,227 |
| 10 | Somalia | 2.65 | 4,127,771 |
| 11 | Madagascar | 2.614 | 7,603,790 |
| 12 | Central African Republic | 2.609 | 2,057,734 |
| 13 | Uganda | 2.607 | 10,805,057 |
| 14 | Djibouti | 2.599 | 225,506 |
| 15 | Colombia | 2.492 | 24,224,991 |
| 16 | Lebanon | 2.481 | 2,692,031 |
| 17 | Liberia | 2.378 | 1,617,718 |
| 18 | Brazil | 2.376 | 107,587,545 |
| 19 | Haiti | 2.266 | 4,962,897 |
| 20 | Nepal | 2.162 | 13,145,618 |
| 21 | Guinea | 2.075 | 3,934,764 |
| 22 | Burma | 2.057 | 30,329,791 |
| 23 | Sierra Leone | 1.9 | 3,036,737 |
| 24 | Cambodia | -3.261 | 7,559,049 |
Data from US Census International Database