| No. | Billion passenger per Kilometer | Answer | % Correct |
|---|---|---|---|
| 1 | 1,550 | China | 98%
|
| 10 | 32.5 | United States | 98%
|
| 5 | 112.6 | France | 97%
|
| 3 | 446.7 | Japan | 97%
|
| 8 | 80.5 | United kingdom | 97%
|
| 6 | 100 | Germany | 96%
|
| 2 | 1,305 | India | 94%
|
| 4 | 133.6 | Russia | 94%
|
| 12 | 27.3 | Spain | 94%
|
| 9 | 56.6 | Italy | 93%
|
| 14 | 22.1 | Poland | 88%
|
| 22 | 14.6 | Sweden | 86%
|
| 24 | 13.4 | Austria | 84%
|
| 7 | 93.9 | South korea | 83%
|
| 15 | 21.7 | Switzerland | 83%
|
| 20 | 17.6 | Australia | 82%
|
| 13 | 22.6 | Netherlands | 82%
|
| 26 | 10.2 | Belgium | 79%
|
| 11 | 28.4 | Ukraine | 78%
|
| 23 | 14.3 | Turkey | 76%
|
| 16 | 20.3 | Pakistan | 75%
|
| 29 | 7.5 | Thailand | 72%
|
| 25 | 10.9 | Czech Republic | 69%
|
| 28 | 7.8 | Hungary | 66%
|
| 18 | 18.5 | Indonesia | 65%
|
| 21 | 16.3 | Iran | 65%
|
| 27 | 8.4 | Argentina | 64%
|
| 30 | 7.3 | Bangladesh | 64%
|
| 17 | 19.8 | Taiwan | 55%
|
| 19 | 18.5 | Kazakhstan | 49%
|