| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| list of mass extinction events | 0.92 | 0.7 | 7676 | 63 | 30 |
| list | 1.2 | 0.3 | 1985 | 74 | 4 |
| of | 1.57 | 1 | 2312 | 95 | 2 |
| mass | 0.43 | 1 | 4709 | 66 | 4 |
| extinction | 0.3 | 0.2 | 7949 | 87 | 10 |
| events | 0.49 | 0.4 | 3991 | 94 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| list of mass extinction events | 0.38 | 0.4 | 3090 | 1 |
