ld	ld_spm_mean	ld_spm_sd	ld_spm_ones	ld_spm_p10	ld_spm_p90	ld_so2_mean	ld_so2_sd	ld_so2_ones	ld_so2_p10	ld_so2_p90	ld_no2_mean	ld_no2_sd	ld_no2_ones	ld_no2_p10	ld_no2_p90
0	252.13	126.35	120	101.55	384.3	19.36	13.28	116	4.4	38.23	25.54	21.53	117	8.5	42.63
1	209.42	97.13	420	92.01	366.59	12.19	8.09	381	4	22.95	25.58	13.97	417	10.41	47
