| Similarity | Rank | |
|---|---|---|
| 1980s | 0.978 | 7178 |
| mid-1990s | 0.960 | 35693 |
| mid-1980s | 0.950 | 43287 |
| 2000s | 0.949 | 26262 |
| 1990's | 0.948 | 20839 |
| 1970s | 0.944 | 7314 |
| mid-1970s | 0.928 | 53815 |
| mid-2000s | 0.925 | 94089 |
| 1980's | 0.917 | 18127 |
| 1960s | 0.898 | 7911 |
| mid-1960s | 0.882 | 63672 |
| 1970's | 0.881 | 18387 |
| nineties | 0.876 | 28357 |
| mid-1950s | 0.861 | 83299 |
| 1950s | 0.852 | 9648 |
| 1960's | 0.841 | 19445 |
| '90s | 0.836 | 25014 |
| 90s | 0.822 | 14490 |
| eighties | 0.818 | 24958 |
| 1940s | 0.818 | 16777 |
| 2000's | 0.817 | 45309 |
| 1930s | 0.812 | 11976 |
| decade | 0.812 | 2984 |
| Nineties | 0.807 | 78927 |
| mid-90s | 0.794 | 68442 |