| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| air quality index pm meaning | 1.14 | 0.6 | 5829 | 65 |
| air quality index pm 2.5 | 0.01 | 0.7 | 7113 | 93 |
| air quality index meaning and monitoring | 1.23 | 0.7 | 7515 | 67 |
| pm2.5 meaning and air quality index | 1.16 | 0.1 | 4574 | 77 |
| air quality index meaning | 0.99 | 0.5 | 1899 | 50 |
| air quality index in ppm | 1.29 | 0.4 | 1833 | 68 |
| air quality index m | 1.18 | 0.3 | 2577 | 62 |
| pm2.5 air quality index | 1.34 | 0.7 | 8020 | 30 |
| air quality index definitions | 1.45 | 0.6 | 2803 | 32 |
| air quality index means | 0.72 | 0.8 | 8813 | 33 |
| air quality index measure | 1.6 | 0.4 | 167 | 61 |
| air quality index explanation | 0.34 | 0.9 | 1740 | 44 |
