| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| aqi index chicago history | 0.62 | 0.4 | 6106 | 100 | 25 |
| aqi | 0.74 | 0.4 | 2425 | 98 | 3 |
| index | 0.97 | 0.3 | 4818 | 83 | 5 |
| chicago | 1.66 | 0.9 | 880 | 73 | 7 |
| history | 1.73 | 1 | 8991 | 100 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| aqi index chicago history | 0.54 | 0.1 | 9451 | 24 |
