| Existed | Type | Answer | % Correct |
|---|---|---|---|
| 1961-Present | M-L | Republic of Cuba | 100%
|
| 1979–1983 | M-L | Republic of Grenada | 80%
|
| 1979–1990 | Socialist | Republic of Nicaragua | 80%
|
| 1994-Present | Anarchist | Chiapas (EZLN) | 40%
|
| 1855–1932 | Communalist | Amana Colonies | 20%
|
| 1841–1847 | Utopian | Brook Farm | 20%
|
| 1848-1898 | Utopian | Icarian Communes | 20%
|
| 1911-1920 | Anarchist | Morelos (ELDS) | 20%
|
| 1825–1829 | Utopian | New Harmony | 20%
|
| 1848–1881 | Utopian | Oneida Community | 20%
|
| 1774-1947 | Communalist | Shaker Communes | 20%
|
| 1915-1924 | Socialist | Yucatan (PSS) | 20%
|