| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| polio vaccine effective rate | 1 | 0.1 | 858 | 66 | 28 |
| polio | 1.97 | 0.5 | 1902 | 3 | 5 |
| vaccine | 0.15 | 0.7 | 1152 | 19 | 7 |
| effective | 1.33 | 0.6 | 1559 | 72 | 9 |
| rate | 1.23 | 1 | 6645 | 32 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| polio vaccine effective rate | 0.56 | 0.2 | 5865 | 7 |
