| Eon | % Correct |
|---|---|
| Cambrian | 91%
|
| Jurassic | 91%
|
| Triassic | 90%
|
| Mesozoic | 88%
|
| Paleozoic | 86%
|
| Cenozoic | 84%
|
| Cretaceous | 84%
|
| Devonian | 83%
|
| Silurian | 79%
|
| Ordovician | 78%
|
| Hadean | 77%
|
| Permian | 76%
|
| Archean | 74%
|
| Carboniferous | 74%
|
| Quaternary | 73%
|
| Phanerozoic | 72%
|
| Proterozoic | 66%
|
| Paleogene | 63%
|
| Neogene | 59%
|
| Neoproterozoic | 35%
|
| Mesoproterozoic | 33%
|
| Paleoproterozoic | 33%
|
| Neoarchean | 26%
|
| Mesoarchean | 25%
|
| Paleoarchean | 25%
|
| Ediacaran | 24%
|
| Eoarchean | 23%
|
| Cryogenian | 18%
|
| Tonian | 16%
|
| Orosirian | 13%
|
| Rhyacian | 13%
|
| Siderian | 13%
|
| Stenian | 13%
|
| Calymmian | 11%
|
| Ectasian | 11%
|
| Statherian | 10%
|