| Year | % Correct |
|---|---|
| 1952 | 95%
|
| 2022 | 95%
|
| 1901 | 90%
|
| 1936 | 86%
|
| 1910 | 81%
|
| 1837 | 73%
|
| 1820 | 70%
|
| 1830 | 68%
|
| 1603 | 65%
|
| 1547 | 59%
|
| 1702 | 57%
|
| 1660 | 56%
|
| 1714 | 56%
|
| 1760 | 56%
|
| 1509 | 54%
|
| 1553 | 54%
|
| 1625 | 52%
|
| 1558 | 49%
|
| 1689 | 49%
|
| 1554 | 48%
|
| 1685 | 48%
|
| 1694 | 46%
|
| 1727 | 46%
|