Table 2 Monthly average PM10, other air pollutant concentrations from June, 2006 to December, 2014
| Â | Min | Max | Mean | SD |
|---|---|---|---|---|
PM10 (μg/m3) | 27 | 86 | 48 | 11.92 |
SO2 (ppm) | 0.002 | 0.010 | 0.005 | 0.002 |
NO2 (ppm) | 0.011 | 0.038 | 0.024 | 0.007 |
O3 (ppm) | 0.009 | 0.046 | 0.024 | 0.009 |
CO (ppm) | 0.3 | 0.9 | 0.5 | 0.133 |