Table 2: Pearsons, correlation coefficients between O3, NO2, and CO daily average concentrations and meteorological parameters for the measured periods in 2007 and 2012 (statistically significant values with are present in bold).

2007
O3NO2CO rh vis ws

O31.0000.247−0.1260.787−0.709−0.2810.2530.561−0.211
NO21.0000.8050.333−0.4870.095−0.1320.198−0.459
CO1.000−0.009−0.1770.224−0.226−0.031−0.179
1.000−0.652−0.4120.2620.643−0.281
rh1.000−0.086−0.168−0.4370.364
1.000−0.266−0.324−0.159
vis1.0000.4660.226
1.000−0.051
ws1.000

2012
O31.000−0.053−0.1690.466−0.439−0.1700.4800.4110.020
NO21.0000.9010.363−0.214−0.225−0.0280.201−0.404
CO1.0000.247−0.080−0.165−0.1380.076−0.318
1.000−0.489−0.4670.4610.743−0.367
rh1.000−0.032−0.408−0.4220.362
1.000−0.180−0.3690.140
vis1.0000.7310.014
1.000−0.157
ws1.000