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. 2005 Sep;113(9):A598–A605. doi: 10.1289/ehp.113-a598

Countries Accounting for About 75% of the World Population by Order of Population Size

1950 2005 2050
Rank Populationa Cumulated % Rank Populationa Cumulated % Rank Populationa Cumulated %
1. China 555 22.0 1. China 1,316 20.4 1. India 1,593 17.5
2. India 358 36.2 2. India 1,103 37.4 2. China 1,392 32.9
3. United States 158 42.5 3. United States 298 42.0 3. United States 395 37.2
4. Russia 103 46.6 4. Indonesia 223 45.5 4. Pakistan 305 40.6
5. Japan 84 49.9 5. Brazil 186 48.4 5. Indonesia 285 43.7
6. Indonesia 80 53.0 6. Pakistan 158 50.8 6. Nigeria 258 46.6
7. Germany 68 55.7 7. Russia 143 53.0 7. Brazil 253 49.4
8. Brazil 54 57.9 8. Bangladesh 142 55.2 8. Bangladesh 243 52.0
9. United Kingdom 50 59.9 9. Nigeria 132 57.3 9. Dem Rep Congo 177 54.0
10. Italy 47 61.7 10. Japan 128 59.2 10. Ethiopia 170 55.9
11. France 42 63.4 11. Mexico 107 60.9 11. Mexico 139 57.4
12. Bangladesh 42 65.0 12. Vietnam 84 62.2 12. Philippines 127 58.8
13. Ukraine 37 66.5 13. Philippines 83 63.5 13. Uganda 127 60.2
14. Pakistan 37 68.0 14. Germany 83 64.8 14. Egypt 126 61.6
15. Nigeria 33 69.3 15. Ethiopia 77 66.0 15. Vietnam 117 62.9
16. Spain 28 70.4 16. Egypt 74 67.1 16. Japan 112 64.1
17. Mexico 28 71.5 17. Turkey 73 68.2 17. Russia 112 65.3
18. Vietnam 27 72.6 18. Iran 70 69.3 18. Iran 102 66.5
19. Poland 25 73.6 19. Thailand 64 70.3 19. Turkey 101 67.6
20. Egypt 22 74.4 20. France 60 71.2 20. Afghanistan 97 68.7
21. United Kingdom 60 72.2 21. Kenya 83 69.6
22. Italy 58 73.1 22. Germany 79 70.4
23. Dem Rep Congo 58 73.9 23. Thailand 75 71.3
24. Myanmar 51 74.7 24. United Kingdom 67 72.0
25. Tanzania 67 72.7
26. Sudan 67 73.5
27. Colombia 66 74.2
28. Iraq 64 74.9
a

In millions.

Source: UN. 2005. World Population Prospects: The 2004 Revision. Highlights. New York, NY: United Nations; Table VIII.3.