| Similarity | Rank | |
|---|---|---|
| the_1950 | 0.903 | 32477 |
| the_1970 | 0.898 | 25452 |
| the_1980 | 0.866 | 23629 |
| the_1940 | 0.846 | 73356 |
| the_1990 | 0.835 | 24237 |
| the_1920 | 0.816 | 50431 |
| the_1930 | 0.813 | 34500 |
| the_'60s | 0.811 | 46416 |
| 1970 | 0.804 | 27604 |
| 1960 | 0.801 | 27261 |
| of_the_1960 | 0.785 | 28673 |
| '70s | 0.785 | 54906 |
| 1950 | 0.782 | 23208 |
| of_the_1950 | 0.780 | 52245 |
| in_the_1960 | 0.777 | 9794 |
| and_1970 | 0.775 | 89817 |
| 1980 | 0.773 | 35792 |
| the_60 | 0.772 | 17446 |
| and_1960 | 0.769 | 37048 |
| 70 | 0.765 | 20135 |
| '60s | 0.760 | 70225 |
| the_'70s | 0.759 | 46478 |
| the_70 | 0.758 | 15618 |
| the_'50s | 0.754 | 91892 |
| 1990 | 0.746 | 44046 |