SO2 | 0.036 | −0.015 | 1.000 | 0.067* | 0.107** | −0.068** |
NO2 | 0.174** | 0.006* | 0.067* | 1.000 | 0.246** | −0.384** |
CO | 0.066* | 0.024 | 0.107** | 0.246** | 1.000 | −0.239** |
O3-8h | −0.246** | −0.112** | −0.068** | −0.384** | −0.239** | 1.000 |