| Year | Rank | Population | Answer | % Correct |
|---|---|---|---|---|
| 2. | 860,000 | London | 99%
| |
| 2. | 990,000 | London | 99%
| |
| 2. | 1,200,000 | London | 99%
| |
| 1830 | 1. | 1,400,000 | London | 99%
|
| 1840 | 1. | 1,800,000 | London | 99%
|
| 1850 | 1. | 2,200,000 | London | 99%
|
| 1860 | 1. | 3,000,000 | London | 99%
|
| 1870 | 1. | 3,800,000 | London | 99%
|
| 1880 | 1. | 4,600,000 | London | 99%
|
| 1890 | 1. | 5,400,000 | London | 99%
|
| 6. | 540,000 | Paris | 99%
| |
| 5. | 670,000 | Paris | 99%
| |
| 4. | 790,000 | Paris | 99%
| |
| 3. | 950,000 | Paris | 99%
| |
| 3. | 1,100,000 | Paris | 99%
| |
| 3. | 1,300,000 | Paris | 99%
| |
| 2. | 1,600,000 | Paris | 99%
| |
| 2. | 2,000,000 | Paris | 99%
| |
| 2. | 2,400,000 | Paris | 99%
| |
| 2. | 2,800,000 | Paris | 99%
| |
| 7. | 590,000 | New York | 96%
| |
| 4. | 1,000,000 | New York | 96%
| |
| 3. | 1,400,000 | New York | 96%
| |
| 3. | 1,900,000 | New York | 96%
| |
| 3. | 2,600,000 | New York | 96%
| |
| 1800 | 1. | 1,100,000 | Beijing | 95%
|
| 1810 | 1. | 1,100,000 | Beijing | 95%
|
| 1820 | 1. | 1,200,000 | Beijing | 95%
|
| 2. | 1,400,000 | Beijing | 95%
| |
| 2. | 1,500,000 | Beijing | 95%
| |
| 2. | 1,600,000 | Beijing | 95%
| |
| 3. | 1,300,000 | Beijing | 95%
| |
| 4. | 1,000,000 | Beijing | 95%
| |
| 6. | 940,000 | Beijing | 95%
| |
| 4. | 680,000 | Edo | 93%
| |
| 4. | 700,000 | Edo | 93%
| |
| 5. | 720,000 | Edo | 93%
| |
| 5. | 740,000 | Edo | 93%
| |
| 5. | 760,000 | Edo | 93%
| |
| 6. | 780,000 | Edo | 93%
| |
| 7. | 780,000 | Edo | 93%
| |
| 5. | 570,000 | Constantinople | 90%
| |
| 6. | 610,000 | Constantinople | 90%
| |
| 6. | 650,000 | Constantinople | 90%
| |
| 6. | 690,000 | Constantinople | 90%
| |
| 6. | 740,000 | Constantinople | 90%
| |
| 5. | 780,000 | Constantinople | 90%
| |
| 6. | 820,000 | Constantinople | 90%
| |
| 7. | 850,000 | Constantinople | 90%
| |
| 5. | 920,000 | Berlin | 89%
| |
| 4. | 1,300,000 | Berlin | 89%
| |
| 4. | 2,000,000 | Berlin | 89%
| |
| 7. | 920,000 | Tokyo | 87%
| |
| 6. | 1,200,000 | Tokyo | 87%
| |
| 7. | 1,100,000 | Chicago | 81%
| |
| 6. | 900,000 | Vienna | 70%
| |
| 5. | 1,100,000 | Vienna | 70%
| |
| 5. | 1,400,000 | Vienna | 70%
| |
| 3. | 800,000 | Guangzhou | 67%
| |
| 3. | 840,000 | Guangzhou | 67%
| |
| 3. | 880,000 | Guangzhou | 67%
| |
| 4. | 900,000 | Guangzhou | 67%
| |
| 4. | 850,000 | Guangzhou | 67%
| |
| 4. | 870,000 | Guangzhou | 67%
| |
| 5. | 850,000 | Guangzhou | 67%
| |
| 7. | 430,000 | Naples | 60%
|