| Similarity | Rank | |
|---|---|---|
| 1870's | 0.974 | 85011 |
| 1860's | 0.973 | 85226 |
| 1850s | 0.967 | 43991 |
| 1880's | 0.964 | 69401 |
| 1890's | 0.954 | 74390 |
| 1870s | 0.952 | 43942 |
| 1860s | 0.947 | 44310 |
| 1840s | 0.945 | 51890 |
| 1800's | 0.944 | 30737 |
| 1880s | 0.944 | 36300 |
| 1800s | 0.937 | 21705 |
| 1830s | 0.935 | 54180 |
| mid-1800s | 0.928 | 87244 |
| 1890s | 0.926 | 37499 |
| 1900's | 0.921 | 40795 |
| 1820s | 0.915 | 73165 |
| 1900s | 0.905 | 28575 |
| 1700s | 0.890 | 45260 |
| mid-19th | 0.888 | 69151 |
| 1700's | 0.882 | 66672 |
| mid-nineteenth | 0.872 | 88557 |
| 1920's | 0.858 | 30219 |
| 1870 | 0.851 | 23979 |
| 1840 | 0.847 | 30631 |
| 1920s | 0.842 | 14792 |