| Similarity | Rank | |
|---|---|---|
| 1850 | 0.865 | 13777 |
| 1830 | 0.852 | 13819 |
| 1860 | 0.835 | 11907 |
| 1880 | 0.815 | 9812 |
| mid-nineteenth | 0.798 | 18774 |
| 1820 | 0.798 | 20795 |
| 1870 | 0.782 | 11182 |
| 1690 | 0.781 | 33655 |
| 1890 | 0.779 | 10843 |
| 1780 | 0.779 | 22814 |
| nineteenth | 0.771 | 2686 |
| 1630 | 0.757 | 31363 |
| 1740 | 0.753 | 33865 |
| 1670 | 0.752 | 36935 |
| 1900 | 0.752 | 20137 |
| 1930 | 0.750 | 4100 |
| 1760 | 0.745 | 28511 |
| 1920 | 0.744 | 5459 |
| mid-eighteenth | 0.740 | 38335 |
| 1650 | 0.738 | 32753 |
| mid-seventeenth | 0.734 | 43482 |
| 1660 | 0.733 | 32788 |
| mid-twentieth | 0.733 | 50608 |
| mid-victorian | 0.731 | 29900 |
| thirty-year | 0.730 | 54622 |