| Similarity | Rank | |
|---|---|---|
| 60s | 0.978 | 15489 |
| 70's | 0.969 | 14816 |
| 80s | 0.969 | 12461 |
| 60's | 0.963 | 17173 |
| 80's | 0.954 | 13139 |
| seventies | 0.937 | 24080 |
| '70s | 0.937 | 23330 |
| 90s | 0.935 | 14490 |
| eighties | 0.933 | 24958 |
| sixties | 0.928 | 21797 |
| '80s | 0.926 | 22319 |
| 50's | 0.924 | 21227 |
| 50s | 0.924 | 19387 |
| '60s | 0.923 | 25607 |
| 90's | 0.922 | 15919 |
| '50s | 0.907 | 40055 |
| mid-80s | 0.897 | 85729 |
| Seventies | 0.888 | 58121 |
| '90s | 0.888 | 25014 |
| '40s | 0.884 | 67219 |
| nineties | 0.883 | 28357 |
| 1960's | 0.881 | 19445 |
| 1970's | 0.881 | 18387 |
| Eighties | 0.874 | 60835 |
| Sixties | 0.873 | 46348 |