| 100% | MLXI | 4 | Year in the reign of Philip I |
| 82% | DXL | 3 | Year in the reign of Justinian I |
| 82% | MCCC | 4 | Year in the reign of Edward I |
| 82% | CLI | 3 | Year in the reign of Pius I |
| 68% | LIX | 3 | Year in the reign of Nero |
| 68% | MCLXI | 5 | Year in the reign of Louis VII |
| 68% | MDL | 3 | Year in the reign of Edward VI |
| 68% | CLV | 3 | Year in the reign of Antoninus Pius |
| 68% | CLI | 3 | Year in the reign of Antoninus Pius |
| 67% | MDL | 3 | Year in the reign of Ivan the Terrible |
| 67% | DLX | 3 | Year in the reign of Justinian the Great |
| 67% | ONEBC | 5 | Year in the reign of the emperor Augustus |
| 67% | CMII | 4 | Year in the reign of Edward the Elder |
| 66% | MLI | 3 | Year in the reign of Macbeth, in Scottish history |
| 66% | MCL | 3 | Year in the reign of England's King Stephen |
| 65% | CMI | 3 | Third year in the reign of Edward the Elder |
| 61% | CLI | 3 | Year in the papacy of St. Pius I |
| 52% | DANTON | 6 | Prominent figure in the Reign of Terror |
| 51% | CCC | 3 | Year in the life of Constantine |
| 51% | MCC | 3 | Year in the papacy of Innocent III |
| 51% | CCI | 3 | Year in the papacy of St. Zephyrinus |
| 51% | MII | 3 | Year in the life of Leif Ericson |
| 51% | MMLI | 4 | Year in the middle of this century |
| 50% | MIV | 3 | Year in the rule of Ethelred the Unready |
| 50% | MLI | 3 | Year in the papacy of St. Leo IX |
| 49% | RALEIGH | 7 | Explorer during the reign of Elizabeth I |
| 49% | ESSEX | 5 | Earl in the court of Elizabeth I |
| 49% | MONSOON | 7 | I'm the time of year for donning umbrellas and dancing in the rain |
| 49% | OUR | 3 | In the year of ___ Lord |
| 49% | OUR | 3 | In the year of ___ Lord … |