| First Letter | Last Letter | Country | % Correct |
|---|---|---|---|
| A | A | Albania | Algeria | Andorra | Angola | Antigua and Barbuda | Argentina | Armenia | Australia | Austria | 100%
|
| B | A | Bolivia | Bosnia and Herzegovina | Botswana | Bulgaria | 94%
|
| C | A | Cambodia | Canada | China | Colombia | Costa Rica | Croatia | Cuba | 87%
|
| B | E | Belize | 84%
|
| G | A | Gambia | Georgia | Ghana | Grenada | Guatemala | Guinea | Guyana | 84%
|
| A | N | Afghanistan | Azerbaijan | 81%
|
| B | N | Bahrain | Benin | Bhutan | 81%
|
| E | A | Equatorial Guinea | Eritrea | Estonia | Ethiopia | 81%
|
| F | D | Finland | 81%
|
| I | N | Iran | 81%
|
| I | Q | Iraq | 81%
|
| J | N | Japan | Jordan | 81%
|
| L | S | Laos | 81%
|
| M | O | Mexico | Monaco | Montenegro | Morocco | 81%
|
| B | S | Bahamas | Barbados | Belarus | 77%
|
| I | A | India | Indonesia | 77%
|
| I | Y | Italy | 77%
|
| N | A | Namibia | Nicaragua | Nigeria | North Korea | North Macedonia | 77%
|
| P | Y | Paraguay | 77%
|
| P | D | Poland | 77%
|
| R | A | Romania | Russia | Rwanda | 77%
|
| S | A | Saint Lucia | Samoa | Saudi Arabia | Serbia | Slovakia | Slovenia | Somalia | South Africa | South Korea | Sri Lanka | Syria | 77%
|
| D | K | Denmark | 74%
|
| D | C | Dominican Republic | 74%
|
| I | D | Iceland | Ireland | 74%
|
| J | A | Jamaica | 74%
|
| L | N | Lebanon | Liechtenstein | 74%
|
| P | A | Panama | Papua New Guinea | 74%
|
| Q | R | Qatar | 74%
|
| B | L | Brazil | 71%
|
| C | E | Cape Verde | Chile | 71%
|
| C | D | Chad | 71%
|
| C | S | Comoros | Cyprus | 71%
|
| F | E | France | 71%
|
| G | Y | Germany | 71%
|
| H | I | Haiti | 71%
|
| H | S | Honduras | 71%
|
| M | I | Malawi | Mali | 71%
|
| M | A | Malaysia | Malta | Mauritania | Moldova | Mongolia | 71%
|
| O | N | Oman | 71%
|
| P | U | Palau | Peru | 71%
|
| S | N | South Sudan | Spain | Sudan | Sweden | 71%
|
| B | H | Bangladesh | 68%
|
| D | I | Djibouti | 68%
|
| E | R | East Timor | Ecuador | El Salvador | 68%
|
| F | I | Fiji | 68%
|
| I | L | Israel | 68%
|
| K | T | Kuwait | 68%
|
| T | A | Tanzania | Tonga | Tunisia | 68%
|
| U | Y | Uruguay | 68%
|
| Y | N | Yemen | 68%
|
| Z | A | Zambia | 68%
|
| Z | E | Zimbabwe | 68%
|
| K | A | Kenya | 65%
|
| L | A | Latvia | Liberia | Libya | Lithuania | 65%
|
| M | R | Madagascar | Myanmar | 65%
|
| M | S | Maldives | Marshall Islands | Mauritius | 65%
|
| U | S | United Arab Emirates | United States | 65%
|
| V | U | Vanuatu | 65%
|
| V | A | Venezuela | 65%
|
| V | M | Vietnam | 65%
|
| D | A | Dominica | 61%
|
| G | E | Greece | 61%
|
| H | Y | Hungary | 61%
|
| K | N | Kazakhstan | Kyrgyzstan | 61%
|
| K | I | Kiribati | 61%
|
| L | G | Luxembourg | 61%
|
| B | I | Brunei | Burundi | 58%
|
| E | I | Eswatini | 58%
|
| K | O | Kosovo | 58%
|
| L | O | Lesotho | 58%
|
| N | U | Nauru | 58%
|
| N | L | Nepal | 58%
|
| N | D | New Zealand | 58%
|
| N | Y | Norway | 58%
|
| U | A | Uganda | 58%
|
| B | M | Belgium | 55%
|
| C | N | Cameroon | 55%
|
| C | C | Central African Republic | Czech Republic | 55%
|
| D | O | Democratic Republic of the Congo | 55%
|
| N | S | Netherlands | 55%
|
| P | L | Portugal | 55%
|
| T | O | Togo | Trinidad and Tobago | 55%
|
| T | Y | Turkey | 55%
|
| T | U | Tuvalu | 55%
|
| F | A | Federated States of Micronesia | 52%
|
| S | E | São Tomé and Príncipe | Sierra Leone | Singapore | Suriname | 52%
|
| B | O | Burkina Faso | 48%
|
| G | N | Gabon | 48%
|
| P | S | Philippines | 48%
|
| S | S | Saint Kitts and Nevis | Saint Vincent and the Grenadines | Seychelles | Solomon Islands | 48%
|
| T | N | Taiwan | Tajikistan | Turkmenistan | 48%
|
| U | M | United Kingdom | 48%
|
| U | N | Uzbekistan | 48%
|
| E | T | Egypt | 45%
|
| I | T | Ivory Coast | 45%
|
| S | L | Senegal | 45%
|
| V | Y | Vatican City | 45%
|
| N | R | Niger | 42%
|
| T | D | Thailand | 42%
|
| P | N | Pakistan | 39%
|
| S | D | Switzerland | 39%
|
| U | E | Ukraine | 39%
|
| G | U | Guinea-Bissau | 35%
|
| M | E | Mozambique | 35%
|
| R | O | Republic of the Congo | 26%
|
| S | O | San Marino | 26%
|