| C / P ratio | Country | % Correct |
|---|---|---|
| 98.1% | Denmark | 93%
|
| 95.8% | Canada | 89%
|
| 94.9% | Indonesia | 85%
|
| 0.3% | Democratic Republic of the Congo | 79%
|
| 96.1% | United Kingdom | 79%
|
| 92.5% | Greece | 75%
|
| 91.1% | South Korea | 74%
|
| 1.3% | Bosnia and Herzegovina | 72%
|
| 82.5% | Haiti | 67%
|
| 1.5% | Iraq | 66%
|
| 3.0% | Republic of the Congo | 66%
|
| 3.7% | Slovenia | 64%
|
| 2.9% | Togo | 64%
|
| 86.2% | Papua New Guinea | 62%
|
| 1.5% | Jordan | 61%
|
| 86.6% | Qatar | 61%
|
| 5.4% | Benin | 56%
|
| 5.5% | Lithuania | 52%
|
| 4.9% | Belgium | 51%
|
| 85.2% | Estonia | 41%
|