| Similarity | Rank | |
|---|---|---|
| 1880 | 0.822 | 9812 |
| 1870 | 0.818 | 11182 |
| 1830 | 0.807 | 13819 |
| 1920 | 0.799 | 5459 |
| 1780 | 0.797 | 22814 |
| 1760 | 0.792 | 28511 |
| 1890 | 0.784 | 10843 |
| 1950 | 0.773 | 3691 |
| 1930 | 0.770 | 4100 |
| 1970 | 0.769 | 2583 |
| mid-1960 | 0.768 | 49947 |
| 1860 | 0.766 | 11907 |
| nineteenth | 0.765 | 2686 |
| 1960 | 0.764 | 2807 |
| 1850 | 0.764 | 13777 |
| 1770 | 0.760 | 26955 |
| mid-eighteenth | 0.759 | 38335 |
| mid-nineteenth | 0.759 | 18774 |
| 1800 | 0.754 | 33369 |
| 1690 | 0.753 | 33655 |
| 1630 | 0.752 | 31363 |
| 1840 | 0.752 | 13067 |
| mid-twentieth | 0.749 | 50608 |
| mid-1960s | 0.746 | 19473 |
| 1670 | 0.745 | 36935 |