| Eon | % Correct |
|---|---|
| Cambrian | 90%
|
| Jurassic | 90%
|
| Triassic | 89%
|
| Mesozoic | 88%
|
| Paleozoic | 86%
|
| Cretaceous | 84%
|
| Cenozoic | 83%
|
| Devonian | 83%
|
| Silurian | 79%
|
| Ordovician | 78%
|
| Hadean | 77%
|
| Permian | 76%
|
| Archean | 75%
|
| Carboniferous | 74%
|
| Quaternary | 74%
|
| Phanerozoic | 72%
|
| Proterozoic | 67%
|
| Paleogene | 63%
|
| Neogene | 58%
|
| Neoproterozoic | 35%
|
| Mesoproterozoic | 33%
|
| Paleoproterozoic | 33%
|
| Mesoarchean | 26%
|
| Neoarchean | 26%
|
| Paleoarchean | 26%
|
| Ediacaran | 23%
|
| Eoarchean | 23%
|
| Cryogenian | 17%
|
| Tonian | 15%
|
| Rhyacian | 14%
|
| Siderian | 14%
|
| Orosirian | 13%
|
| Stenian | 13%
|
| Calymmian | 12%
|
| Ectasian | 12%
|
| Statherian | 11%
|