| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| clean air act 209 | 0.16 | 0.6 | 8065 | 15 | 17 |
| clean | 0.51 | 0.5 | 85 | 56 | 5 |
| air | 1.43 | 0.9 | 152 | 28 | 3 |
| act | 0.21 | 1 | 5868 | 6 | 3 |
| 209 | 1.78 | 0.7 | 5298 | 4 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| clean air act 209 | 0.77 | 0.6 | 4717 | 30 |
| clean air act 2019 | 0.3 | 0.1 | 417 | 2 |
| clean air act 2022 | 1.08 | 0.2 | 6091 | 44 |
| clean air act 2023 | 0.63 | 0.8 | 703 | 10 |
| clean air act 2022 uk | 0.8 | 0.6 | 58 | 8 |
| clean air act 2020 | 1.26 | 0.4 | 564 | 24 |
| clean air act 2021 | 1.78 | 0.8 | 5742 | 99 |
| clean air act 2004 | 1.48 | 0.6 | 7587 | 79 |
| clean air act 2007 | 0.41 | 0.8 | 8308 | 63 |
| clean air act 2008 | 0.36 | 0.9 | 7075 | 40 |
| clean air act 2014 | 0.39 | 1 | 1075 | 92 |
| clean air act section 209 | 1.21 | 1 | 8625 | 41 |
| clean air act 209 b | 1.63 | 1 | 598 | 8 |
| clean air act section 209 e | 1.32 | 0.2 | 9728 | 26 |
| clean air act 209 e | 0.58 | 0.2 | 1246 | 18 |
| clean air act section 209 b | 0.67 | 0.6 | 984 | 54 |
| federal clean air act section 209 b | 0.09 | 0.6 | 4816 | 48 |
| section 209 clean air act | 0.24 | 0.3 | 7537 | 37 |
