Table 2.

Distribution of temperature, relative humidity, and air pollutants during 2006–2011

Pollutant	Min	Mean	SD	Max	Percentiles			IQR
					25th	50th	75th
PM2.5, μg/m3	1.53	34.04	18.79	164.21	19.13	30.14	45.37	26.23
PM10, μg/m3	5.19	60.08	33.63	1214.07	35.71	52.28	78.21	42.49
CO, ppm	0.04	0.44	0.16	2.42	0.33	0.43	0.54	0.21
NO, ppb	0.65	4.10	2.87	77.01	2.49	3.28	4.69	2.20
NO2, ppb	0.61	15.24	6.32	56.48	10.51	14.57	19.05	8.54
NOx, ppb	2.30	19.4	8.19	129.92	13.69	17.79	23.25	9.56
SO2, ppb	0.26	3.87	1.71	25.14	2.72	3.51	4.58	1.86
O3, ppb	0.73	29.17	10.53	86.29	21.35	27.81	35.70	14.35
O3, max 8 h, ppb	1.41	47.81	18.35	140.25	33.78	45.30	59.97	26.19
AMB_TEMP, °C	2.31	24.01	4.81	52.15	20.42	25.05	28.11	7.69
RH, %	1.49	74.91	7.09	98.40	70.66	74.97	79.32	8.66

Min Minimum, Max Maximum, SD Standard deviation, IQR Interquartile range