| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| how many layers of atmosphere on earth | 0.26 | 0.1 | 5968 | 21 | 38 |
| how | 1.61 | 0.6 | 4680 | 79 | 3 |
| many | 1.65 | 0.8 | 4895 | 83 | 4 |
| layers | 0.27 | 0.3 | 596 | 1 | 6 |
| of | 0.07 | 0.2 | 1180 | 61 | 2 |
| atmosphere | 1.64 | 0.1 | 9360 | 95 | 10 |
| on | 0.47 | 0.7 | 7330 | 50 | 2 |
| earth | 0.96 | 0.3 | 1319 | 33 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| how many layers of atmosphere on earth | 1.87 | 0.7 | 1081 | 90 |
