The World: Ratio at Birth - Male to Female (1981) - Top 100+
| Rank | Country | Ratio | Year | |
|---|---|---|---|---|
| 41. | Afghanistan | 1.05 | 1981 | |
| 40. | Angola | 1.05 | 1981 | |
| 39. | Argentina | 1.05 | 1981 | |
| 91. | Aruba | 0.98 | 1981 | |
| 34. | Bahrain | 1.05 | 1981 | |
| 47. | Bangladesh | 1.04 | 1981 | |
| 85. | Barbados | 1.02 | 1981 | |
| 35. | Belize | 1.05 | 1981 | |
| 36. | Benin | 1.05 | 1981 | |
| 38. | Bhutan | 1.05 | 1981 | |
| 55. | Botswana | 1.03 | 1981 | |
| 42. | Brazil | 1.05 | 1981 | |
| 3. | Brunei | 1.08 | 1981 | |
| 51. | Burkina Faso | 1.03 | 1981 | |
| 64. | Burundi | 1.03 | 1981 | |
| 46. | Cambodia | 1.04 | 1981 | |
| 65. | Cameroon | 1.03 | 1981 | |
| 78. | Cape Verde | 1.03 | 1981 | |
| 81. | Central African Republic | 1.03 | 1981 | |
| 45. | Chad | 1.04 | 1981 | |
| 43. | Colombia | 1.04 | 1981 | |
| 80. | Comoros | 1.03 | 1981 | |
| 76. | Cote d'Ivoire | 1.03 | 1981 | |
| 67. | Democratic Republic of the Congo | 1.03 | 1981 | |
| 70. | Djibouti | 1.03 | 1981 | |
| 37. | Dominica | 1.05 | 1981 | |
| 33. | Dominican Republic | 1.05 | 1981 | |
| 71. | Eritrea | 1.03 | 1981 | |
| 72. | Ethiopia | 1.03 | 1981 | |
| 73. | Gabon | 1.03 | 1981 | |
| 74. | Ghana | 1.03 | 1981 | |
| 49. | Grenada | 1.04 | 1981 | |
| 32. | Guatemala | 1.05 | 1981 | |
| 75. | Guinea | 1.03 | 1981 | |
| 84. | Guinea-Bissau | 1.03 | 1981 | |
| 17. | Guyana | 1.05 | 1981 | |
| 88. | Haiti | 1.01 | 1981 | |
| 16. | Honduras | 1.05 | 1981 | |
| 15. | Indonesia | 1.05 | 1981 | |
| 7. | Jordan | 1.06 | 1981 | |
| 86. | Kenya | 1.02 | 1981 | |
| 1. | Kosovo | 1.13 | 1981 | |
| 14. | Lebanon | 1.05 | 1981 | |
| 69. | Lesotho | 1.03 | 1981 | |
| 68. | Liberia | 1.03 | 1981 | |
| 13. | Libya | 1.05 | 1981 | |
| 66. | Madagascar | 1.03 | 1981 | |
| 89. | Malawi | 1.01 | 1981 | |
| 5. | Malaysia | 1.07 | 1981 | |
| 77. | Mali | 1.03 | 1981 | |
| 79. | Mauritania | 1.03 | 1981 | |
| 12. | Mexico | 1.05 | 1981 | |
| 87. | Mozambique | 1.02 | 1981 | |
| 9. | Myanmar | 1.06 | 1981 | |
| 82. | Namibia | 1.03 | 1981 | |
| 44. | Nepal | 1.04 | 1981 | |
| 18. | Nicaragua | 1.05 | 1981 | |
| 83. | Niger | 1.03 | 1981 | |
| 11. | Nigeria | 1.06 | 1981 | |
| 20. | Pakistan | 1.05 | 1981 | |
| 10. | Panama | 1.06 | 1981 | |
| 31. | Papua New Guinea | 1.05 | 1981 | |
| 30. | Paraguay | 1.05 | 1981 | |
| 29. | Peru | 1.05 | 1981 | |
| 28. | Philippines | 1.05 | 1981 | |
| 52. | Republic of Congo | 1.03 | 1981 | |
| 53. | Rwanda | 1.03 | 1981 | |
| 2. | Saint Kitts and Nevis | 1.1 | 1981 | |
| 4. | Saint Lucia | 1.08 | 1981 | |
| 27. | Samoa | 1.05 | 1981 | |
| 58. | Sao Tome and Principe | 1.03 | 1981 | |
| 59. | Senegal | 1.03 | 1981 | |
| 6. | Serbia | 1.06 | 1981 | |
| 90. | Seychelles | 1 | 1981 | |
| 61. | Sierra Leone | 1.03 | 1981 | |
| 26. | Solomon Islands | 1.05 | 1981 | |
| 63. | Somalia | 1.03 | 1981 | |
| 25. | Sri Lanka | 1.05 | 1981 | |
| 24. | Suriname | 1.05 | 1981 | |
| 50. | Swaziland | 1.03 | 1981 | |
| 8. | Syria | 1.06 | 1981 | |
| 62. | Tanzania | 1.03 | 1981 | |
| 60. | The Bahamas | 1.03 | 1981 | |
| 57. | Togo | 1.03 | 1981 | |
| 23. | Trinidad and Tobago | 1.05 | 1981 | |
| 22. | Turkey | 1.05 | 1981 | |
| 21. | Tuvalu | 1.05 | 1981 | |
| 56. | Uganda | 1.03 | 1981 | |
| 19. | Vanuatu | 1.05 | 1981 | |
| 48. | Western Sahara | 1.04 | 1981 | |
| 54. | Zambia | 1.03 | 1981 |
