The World: Population - Male - Age 5-9 (1981) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 1. | Indonesia | 10,575,647 | 1981 | |
| 2. | Brazil | 8,275,604 | 1981 | |
| 3. | United States of America | 8,214,465 | 1981 | |
| 4. | Bangladesh | 7,249,984 | 1981 | |
| 5. | Pakistan | 6,496,875 | 1981 | |
| 6. | Nigeria | 5,780,560 | 1981 | |
| 7. | Mexico | 5,330,274 | 1981 | |
| 8. | Philippines | 3,674,491 | 1981 | |
| 9. | Turkey | 3,084,995 | 1981 | |
| 10. | Ethiopia | 2,725,110 | 1981 | |
| 11. | Myanmar | 2,247,668 | 1981 | |
| 12. | Democratic Republic of the Congo | 2,194,658 | 1981 | |
| 13. | Colombia | 1,801,855 | 1981 | |
| 14. | Tanzania | 1,491,280 | 1981 | |
| 15. | Argentina | 1,484,082 | 1981 | |
| 16. | Kenya | 1,370,078 | 1981 | |
| 17. | Peru | 1,240,660 | 1981 | |
| 18. | Nepal | 1,060,452 | 1981 | |
| 19. | Afghanistan | 1,018,683 | 1981 | |
| 20. | Uganda | 992,175 | 1981 | |
| 21. | Malaysia | 961,579 | 1981 | |
| 22. | Mozambique | 901,459 | 1981 | |
| 23. | Sri Lanka | 892,223 | 1981 | |
| 24. | Ghana | 866,326 | 1981 | |
| 25. | Syria | 734,115 | 1981 | |
| 26. | Cote d'Ivoire | 733,372 | 1981 | |
| 27. | Cameroon | 665,064 | 1981 | |
| 28. | Madagascar | 642,814 | 1981 | |
| 29. | Angola | 546,044 | 1981 | |
| 30. | Guatemala | 525,972 | 1981 | |
| 31. | Mali | 509,903 | 1981 | |
| 32. | Burkina Faso | 487,429 | 1981 | |
| 33. | Malawi | 472,970 | 1981 | |
| 34. | Niger | 471,009 | 1981 | |
| 35. | Zambia | 457,287 | 1981 | |
| 36. | Somalia | 445,036 | 1981 | |
| 37. | Cambodia | 442,616 | 1981 | |
| 38. | Senegal | 425,661 | 1981 | |
| 39. | Dominican Republic | 405,148 | 1981 | |
| 40. | Rwanda | 387,350 | 1981 | |
| 41. | Haiti | 378,066 | 1981 | |
| 42. | Burundi | 325,729 | 1981 | |
| 43. | Chad | 314,447 | 1981 | |
| 44. | Guinea | 313,874 | 1981 | |
| 45. | Benin | 292,734 | 1981 | |
| 46. | Honduras | 279,996 | 1981 | |
| 47. | Serbia | 273,450 | 1981 | |
| 48. | Libya | 259,027 | 1981 | |
| 49. | Papua New Guinea | 235,216 | 1981 | |
| 50. | Sierra Leone | 235,169 | 1981 | |
| 51. | Paraguay | 231,176 | 1981 | |
| 52. | Nicaragua | 230,921 | 1981 | |
| 53. | Togo | 208,642 | 1981 | |
| 54. | Lebanon | 201,787 | 1981 | |
| 55. | Eritrea | 201,313 | 1981 | |
| 56. | Jordan | 194,803 | 1981 | |
| 57. | Central African Republic | 171,028 | 1981 | |
| 58. | Panama | 134,549 | 1981 | |
| 59. | Liberia | 133,943 | 1981 | |
| 60. | Republic of Congo | 126,531 | 1981 | |
| 61. | Kosovo | 113,635 | 1981 | |
| 62. | Mauritania | 112,241 | 1981 | |
| 63. | Lesotho | 95,035 | 1981 | |
| 64. | Namibia | 81,829 | 1981 | |
| 65. | Botswana | 69,433 | 1981 | |
| 66. | Trinidad and Tobago | 62,125 | 1981 | |
| 67. | Guinea-Bissau | 60,465 | 1981 | |
| 68. | Guyana | 52,593 | 1981 | |
| 69. | Swaziland | 48,858 | 1981 | |
| 70. | Gabon | 44,405 | 1981 | |
| 71. | Bhutan | 31,639 | 1981 | |
| 72. | Comoros | 30,437 | 1981 | |
| 73. | Suriname | 24,263 | 1981 | |
| 74. | Djibouti | 23,643 | 1981 | |
| 75. | Cape Verde | 21,255 | 1981 | |
| 76. | Bahrain | 21,110 | 1981 | |
| 77. | Solomon Islands | 20,507 | 1981 | |
| 78. | The Bahamas | 13,846 | 1981 | |
| 79. | Brunei | 12,597 | 1981 | |
| 80. | Barbados | 12,573 | 1981 | |
| 81. | Samoa | 12,436 | 1981 | |
| 82. | Belize | 10,877 | 1981 | |
| 83. | Western Sahara | 9,830 | 1981 | |
| 84. | Saint Lucia | 9,195 | 1981 | |
| 85. | Vanuatu | 8,926 | 1981 | |
| 86. | Sao Tome and Principe | 7,655 | 1981 | |
| 87. | Grenada | 6,834 | 1981 | |
| 88. | Dominica | 4,380 | 1981 | |
| 89. | Seychelles | 4,054 | 1981 | |
| 90. | Saint Kitts and Nevis | 2,682 | 1981 | |
| 91. | Aruba | 2,402 | 1981 | |
| 92. | Tuvalu | 369 | 1981 |
