Datasets:
| parameter,mean,std | |
| pm25,11.660701,20.8653 | |
| pm10,22.080452,26.473316 | |
| no2,13.263364,16.056156 | |
| o3,22.481468,31.812716 | |
| so2,4.0831947,8.7189665 | |
| co,228.46198,416.08197 | |
| parameter,mean,std | |
| pm25,11.660701,20.8653 | |
| pm10,22.080452,26.473316 | |
| no2,13.263364,16.056156 | |
| o3,22.481468,31.812716 | |
| so2,4.0831947,8.7189665 | |
| co,228.46198,416.08197 | |