| Similarity | Rank | |
|---|---|---|
| 60s | 0.952 | 15489 |
| 50's | 0.950 | 21227 |
| 40s | 0.944 | 23540 |
| 40's | 0.928 | 29340 |
| fifties | 0.924 | 27991 |
| 30s | 0.924 | 21734 |
| 70s | 0.924 | 14122 |
| 60's | 0.919 | 17173 |
| 30's | 0.915 | 28725 |
| sixties | 0.898 | 21797 |
| 70's | 0.891 | 14816 |
| 80s | 0.888 | 12461 |
| 20's | 0.888 | 26914 |
| 20s | 0.884 | 19618 |
| seventies | 0.881 | 24080 |
| 80's | 0.859 | 13139 |
| eighties | 0.854 | 24958 |
| Fifties | 0.854 | 73233 |
| '50s | 0.851 | 40055 |
| forties | 0.851 | 33492 |
| thirties | 0.844 | 26916 |
| '40s | 0.841 | 67219 |
| twenties | 0.839 | 19497 |
| '60s | 0.834 | 25607 |
| Seventies | 0.831 | 58121 |