| Countries | % Correct |
|---|---|
| Switzerland | 100%
|
| Samoa | 96%
|
| Singapore | 96%
|
| South Africa | 96%
|
| South Sudan | 96%
|
| Sudan | 96%
|
| Sweden | 96%
|
| Syria | 96%
|
| Serbia | 91%
|
| Seychelles | 91%
|
| South Korea | 91%
|
| Spain | 91%
|
| San Marino | 87%
|
| Slovakia | 87%
|
| Slovenia | 87%
|
| Somalia | 87%
|
| St Kitts and Nevis | 87%
|
| St Lucia | 87%
|
| St Vincent and the Grenadines | 87%
|
| Sao Tome and Principe | 83%
|
| Saudi Arabia | 83%
|
| Sri Lanka | 83%
|
| Senegal | 78%
|
| Sierra Leone | 78%
|
| Suriname | 78%
|
| Solomon Islands | 74%
|