| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| ambient air quality standards | 0.3 | 0.1 | 9814 | 100 | 29 |
| ambient | 1.02 | 0.4 | 7279 | 53 | 7 |
| air | 1.23 | 0.6 | 3851 | 89 | 3 |
| quality | 0.03 | 0.6 | 312 | 79 | 7 |
| standards | 1.51 | 0.8 | 1627 | 49 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ambient air quality standards | 0.87 | 0.3 | 860 | 63 |
