| Year | Answer | % Correct |
|---|---|---|
| 2018 | Canada | 100%
|
| 2018, 2019 | United Kingdom | 100%
|
| 2017 | China | 92%
|
| 2017, 2018, 2019 | France | 92%
|
| 2017, 2019 | South Korea | 92%
|
| 2017, 2018 | Germany | 88%
|
| 2017, 2019 | Japan | 88%
|
| 2019 | North Korea | 88%
|
| 2017 | Poland | 88%
|
| 2020 | India | 85%
|
| 2017 | Italy | 85%
|
| 2019 | Ireland | 81%
|
| 2017 | Saudi Arabia | 81%
|
| 2018, 2020 | Switzerland | 77%
|
| 2017, 2018 | Belgium | 73%
|
| 2017 | Israel | 73%
|
| 2018 | Singapore | 69%
|
| 2017, 2019 | Vietnam | 69%
|
| 2018 | Argentina | 65%
|
| 2017 | The Philippines | 58%
|
| 2018 | Finland | 54%
|
| 2017 | Vatican City | 46%
|
| 2019 | Afghanistan | 42%
|
| 2018 | Iraq | 42%
|