| Union density | Continent | Answer | % Correct |
|---|---|---|---|
| 67.2% | Europe | Denmark | 76%
|
| 64.6% | Europe | Finland | 76%
|
| 67.0% | Europe | Sweden | 76%
|
| 90.4% | Europe | Iceland | 71%
|
| 34.4% | Europe | Italy | 71%
|
| 52.5% | Europe | Norway | 71%
|
| 44.9% | Asia | China | 62%
|
| 32.0% | Europe | Luxembourg | 62%
|
| 54.2% | Europe | Belgium | 57%
|
| 39.1% | South America | Bolivia | 52%
|
| 81.4% | North America | Cuba | 52%
|
| 43.8% | Europe | Ukraine | 43%
|
| 39.3% | Asia | Taiwan | 38%
|
| 43.2% | Africa | Egypt | 33%
|
| 51.4% | Europe | Malta | 33%
|
| 35.6% | Africa | Niger | 33%
|
| 47.7% | Asia | Cyprus | 29%
|
| 32.2% | Asia | Armenia | 24%
|
| 49.2% | Asia | Kazakhstan | 19%
|
| 41.0% | Africa | Sierra Leone | 10%
|