| country | % Correct |
|---|---|
| x | 100%
|
| South Sudan | 98%
|
| Sudan | 98%
|
| South Africa | 96%
|
| Sweden | 96%
|
| Switzerland | 96%
|
| Spain | 95%
|
| Saudi Arabia | 94%
|
| Slovakia | 94%
|
| Slovenia | 93%
|
| Senegal | 91%
|
| South Korea | 91%
|
| Serbia | 89%
|
| Somalia | 88%
|
| Suriname | 87%
|
| Sierra Leone | 84%
|
| Saint Kitts and Nevis | 81%
|
| Saint Lucia | 80%
|
| Saint Vincent and the Grenadines | 80%
|
| Swaziland | 80%
|
| Syria | 78%
|
| Seychelles | 75%
|
| Sri Lanka | 73%
|
| Samoa | 72%
|
| Singapore | 71%
|
| São Tomé and Príncipe | 69%
|
| Solomon Islands | 67%
|
| San Marino | 66%
|