| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| when did cds become mainstream | 1.45 | 0.1 | 3545 | 11 | 30 |
| when | 0.33 | 0.4 | 9204 | 97 | 4 |
| did | 0.91 | 0.2 | 8586 | 67 | 3 |
| cds | 1.14 | 0.3 | 618 | 90 | 3 |
| become | 1.73 | 0.4 | 3793 | 75 | 6 |
| mainstream | 1.41 | 0.5 | 5863 | 25 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| when did cds become mainstream | 1.55 | 0.6 | 3451 | 83 |
