Table 3.

Spearman correlation coefficients of the 24-hr average concentrations of the particulate and gaseous pollutants as well as meteorological data in Augsburg, Germany, 14 May 2003–24 February 2004.

Table 3. Spearman correlation coefficients of the 24-hr average concentrations of the particulate and gaseous pollutants as well as meteorological data in Augsburg, Germany, 14 May 2003–24 February 2004.
Pollutant		PNC		PM2.5		PM10		CO		NO2		NO		SO2		O3		Temperature		Relative humidity
PNC		1
PM2.5		0.35		1
PM10		0.41		0.93		1
CO		0.74		0.58		0.61		1
NO2		0.54		0.57		0.66		0.67		1
NO		0.74		0.25		0.35		0.82		0.54		1
SO2		0.77		0.42		0.43		0.63		0.51		0.60		1
O3 (8-hr average)		–0.67		–0.08		–0.10		–0.66		–0.11		–0.73		–0.45		1
Air temperature		–0.61		0.12		0.12		–0.42		0.10		–0.50		–0.38		0.80		1
Relative humidity		0.23		–0.12		–0.14		0.34		–0.22		0.44		0.11		–0.74		–0.73		1
Barometric pressure		0.06		0.11		0.20		0.05		0.20		0.05		0.06		0.07		0.13		–0.29