| # | Population | Country | % Correct |
|---|---|---|---|
| 1700 | 1,380 m | India | 100%
|
| 1700 | 1,439 m | China | 99%
|
| 1947 | 331 m | United States | 99%
|
| 1990 | 212 m | Brazil | 91%
|
| 1981 | 273 m | Indonesia | 90%
|
| 2003 | 220 m | Pakistan | 87%
|
| 2008 | 206 m | Nigeria | 86%
|
| 2012 | 164 m | Bangladesh | 78%
|