| Similarity | Rank | |
|---|---|---|
| 1840 | 0.865 | 13067 |
| 1860 | 0.853 | 11907 |
| 1870 | 0.842 | 11182 |
| 1880 | 0.822 | 9812 |
| 1830 | 0.806 | 13819 |
| 1780 | 0.804 | 22814 |
| 1760 | 0.790 | 28511 |
| mid-nineteenth | 0.780 | 18774 |
| 1820 | 0.780 | 20795 |
| 1900 | 0.764 | 20137 |
| nineteenth | 0.761 | 2686 |
| 1800 | 0.755 | 33369 |
| 1890 | 0.752 | 10843 |
| mid-eighteenth | 0.751 | 38335 |
| mid-seventeenth | 0.749 | 43482 |
| mid-19th | 0.743 | 44374 |
| 1920 | 0.742 | 5459 |
| 1690 | 0.739 | 33655 |
| eighteenth | 0.733 | 3641 |
| 1740 | 0.733 | 33865 |
| 1630 | 0.733 | 31363 |
| 1670 | 0.733 | 36935 |
| 1560 | 0.727 | 53356 |
| 1680 | 0.721 | 31920 |
| century | 0.720 | 502 |