Seiling AQI 2021
		Ozone			PM-2.5			PM-10
		(Conc ppm)	(AQI)		(Conc μg/m3)	(AQI)		(Conc μg/m3)	(AQI)
2021/Jan/01		0.037	34		2.1	9		3	3
2021/Jan/02		0.036	33		5.3	22		9	8
2021/Jan/03		0.029	27		6.0	25		10	9
2021/Jan/04		0.033	31		2.9	12		8	7
2021/Jan/05		0.037	34		2.3	10		6	6
2021/Jan/06		0.029	27		4.1	17		8	7
2021/Jan/07		0.021	19		6.8	28		10	9
2021/Jan/08		0.030	28		6.9	29		10	9
2021/Jan/09		0.027	25		13.5	54		18	17
2021/Jan/10		0.022	20		11.1	46		15	14
2021/Jan/11		0.032	30		8.2	34		12	11
2021/Jan/12		0.035	32		8.9	37		13	12
2021/Jan/13		0.028	26		8.2	34		15	14
2021/Jan/14		0.038	35		4.6	19		27	25
2021/Jan/15		0.038	35		4.5	19		29	27
2021/Jan/16		0.031	29		4.2	18		18	17
2021/Jan/17		0.037	34		1.1	5		5	5
2021/Jan/18		0.032	30		2.0	8		10	9
2021/Jan/19		0.030	28		3.4	14		10	9
2021/Jan/20		0.030	28		4.3	18		11	10
2021/Jan/21		0.024	22		6.4	27		20	19
2021/Jan/22		0.035	32		6.5	27		18	17
2021/Jan/23		0.024	22		8.4	35		16	15
2021/Jan/24		0.017	16		9.2	38		13	12
2021/Jan/25		0.017	16		5.8	24		7	6
2021/Jan/26		0.028	26		13.5	54		15	14
2021/Jan/27		0.038	35		11.5	48		14	13
2021/Jan/28		0.032	30		14.9	57		18	17
2021/Jan/29		0.034	31		11.3	47		15	14
2021/Jan/30		0.036	33		9.2	38		14	13
2021/Jan/31		0.033	31		6.3	26		8	7
2021/Feb/01		0.040	37		3.3	14		6	6
2021/Feb/02		0.042	39		3.8	16		10	9
2021/Feb/03		0.044	41		7.4	31		18	17
2021/Feb/04		0.038	35		3.5	15		11	10
2021/Feb/05		0.031	29		7.5	31		13	12
2021/Feb/06		0.024	22		10.6	44		12	11
2021/Feb/07		0.028	26		7.3	30		9	8
2021/Feb/08		0.028	26		7.3	30		9	8
2021/Feb/09		0.030	28		10.6	44		13	12
2021/Feb/10		0.035	32		12.9	53		15	14
2021/Feb/11		0.035	32		14.1	55		19	18
2021/Feb/12		0.034	31		8.1	34		14	13
2021/Feb/13		0.034	31		8.3	35		13	12
2021/Feb/14		0.037	34		5.9	25		12	11
2021/Feb/15		0.031	29		4.1	17		9	8
2021/Feb/16		0.035	32		6.9	29		13	12
2021/Feb/17		0.044	41		7.3	30		10	9
2021/Feb/18		0.042	39		10.1	42		14	13
2021/Feb/19		0.045	42		14.1	55		18	17
2021/Feb/20		0.045	42		14.0	55		18	17
2021/Feb/21		0.040	37		6.3	26		11	10
2021/Feb/22		0.044	41		2.3	10		8	7
2021/Feb/23		0.047	44		2.6	11		10	9
2021/Feb/24		0.043	40		2.3	10		8	7
2021/Feb/25		0.040	37		4.9	20		12	11
2021/Feb/26		0.044	41		7.1	30		18	17
2021/Feb/27		0.031	29		8.4	35		12	11
2021/Feb/28		0.039	36		2.8	12		8	7
2021/Mar/01		0.042	39		4.1	17		12	11
2021/Mar/02		0.047	44		3.8	16		14	13
2021/Mar/03		0.052	48		4.0	17		15	14
2021/Mar/04		0.055	51		6.9	29		19	18
2021/Mar/05		0.046	43		9.3	39		13	12
2021/Mar/06		0.052	48		9.9	41		14	13
2021/Mar/07		0.046	43		5.6	23		10	9
2021/Mar/08		0.050	46		7.8	33		15	14
2021/Mar/09		0.042	39		8.6	36		16	15
2021/Mar/10		0.045	42		6.9	29		24	22
2021/Mar/11		0.037	34		5.4	23		16	15
2021/Mar/12		0.024	22		6.6	28		12	11
2021/Mar/13		0.033	31		4.6	19		6	6
2021/Mar/14		0.048	44		5.9	25		28	26
2021/Mar/15		0.038	35		6.9	29		34	31
2021/Mar/16		0.052	48		7.2	30		21	19
2021/Mar/17		0.029	27		3.2	13		5	5
2021/Mar/18		0.035	32		3.4	14		5	5
2021/Mar/19		0.045	42		6.8	28		11	10
2021/Mar/20		0.055	51		16.5	60		23	21
2021/Mar/21		0.049	45		11.8	49		19	18
2021/Mar/22		0.043	40		7.6	32		11	10
2021/Mar/23		0.040	37		1.9	8		3	3
2021/Mar/24		0.040	37		1.8	8		3	3
2021/Mar/25		0.039	36		3.8	16		6	6
2021/Mar/26		0.051	47		5.3	22		14	13
2021/Mar/27		0.040	37		4.3	18		9	8
2021/Mar/28		0.048	44		4.7	20		11	10
2021/Mar/29		0.054	50		4.7	20		17	16
2021/Mar/30		0.045	42		4.8	20		18	17
2021/Mar/31		0.048	44		3.9	16		15	14
2021/Apr/01		0.054	50		14.8	57		32	30
2021/Apr/02		0.057	58		13.3	54		30	28
2021/Apr/03		0.053	49		9.7	40		23	21
2021/Apr/04		0.042	39		7.1	30		14	13
2021/Apr/05		0.039	36		6.1	25		14	13
2021/Apr/06		0.038	35		7.2	30		19	18
2021/Apr/07		0.041	38		3.8	16		13	12
2021/Apr/08		0.055	51		6.3	26		20	19
2021/Apr/09		0.048	44		8.1	34		26	24
2021/Apr/10		0.047	44		3.1	13		10	9
2021/Apr/11		0.051	47		4.8	20		21	19
2021/Apr/12		0.040	37		3.5	15		12	11
2021/Apr/13		0.044	41		5.2	22		19	18
2021/Apr/14		0.051	47		20.1	68		35	32
2021/Apr/15		0.031	29		18.6	65		32	30
2021/Apr/16		0.026	24		9.4	39		12	11
2021/Apr/17		0.031	29		2.7	11		4	4
2021/Apr/18		0.049	45		4.3	18		8	7
2021/Apr/19		0.051	47		6.1	25		13	12
2021/Apr/20		0.041	38		3.7	15		8	7
2021/Apr/21		0.046	43		4.1	17		10	9
2021/Apr/22		0.041	38		10.1	42		18	17
2021/Apr/23		0.033	31		13.9	55		20	19
2021/Apr/24		0.049	45		11.3	47		18	17
2021/Apr/25		0.050	46		8.6	36		15	14
2021/Apr/26		0.048	44		8.3	35		19	18
2021/Apr/27		0.034	31		14.2	55		26	24
2021/Apr/28		0.030	28		12.1	51		22	20
2021/Apr/29		0.048	44		7.2	30		16	15
2021/Apr/30		0.060	67		6.9	29		25	23
2021/May/01		0.035	32		7.9	33		14	13
2021/May/02		0.039	36		6.1	25		11	10
2021/May/03		0.044	41		4.9	20		12	11
2021/May/04		0.045	42		4.6	19		15	14
2021/May/05		0.054	50		5.9	25		19	18
2021/May/06		0.046	43		5.5	23		14	13
2021/May/07		0.062	74		6.4	27		17	16
2021/May/08		0.051	47		7.6	32		18	17
2021/May/09		0.038	35		5.2	22		16	15
2021/May/10		0.039	36		5.2	22		8	7
2021/May/11		0.037	34		6.0	25		10	9
2021/May/12		0.043	40		10.0	42		16	15
2021/May/13		0.048	44		9.9	41		17	16
2021/May/14		0.047	44		8.1	34		16	15
2021/May/15		0.041	38		8.6	36		16	15
2021/May/16		0.041	38		5.4	23		9	8
2021/May/17		0.041	38		5.9	25		11	10
2021/May/18		0.052	48		3.3	14		7	6
2021/May/19		0.048	44		4.1	17		9	8
2021/May/20		0.051	47		4.5	19		10	9
2021/May/21		0.049	45		5.8	24		11	10
2021/May/22		0.039	36		5.0	21		9	8
2021/May/23		0.034	31		6.0	25		10	9
2021/May/24		0.033	31		5.0	21		9	8
2021/May/25		0.051	47		3.7	15		8	7
2021/May/26		0.042	39		6.2	26		13	12
2021/May/27		0.038	35		7.3	30		17	16
2021/May/28		0.034	31		3.7	15		12	11
2021/May/29		0.038	35		5.4	23		12	11
2021/May/30		0.028	26		6.4	27		13	12
2021/May/31		0.026	24		5.2	22		8	7
2021/Jun/01		0.044	41		5.3	22		10	9
2021/Jun/02		0.046	43		5.0	21		10	9
2021/Jun/03		0.052	48		4.3	18		11	10
2021/Jun/04		0.052	48		5.3	22		11	10
2021/Jun/05		0.052	48		7.7	32		13	12
2021/Jun/06		0.041	38		6.1	25		12	11
2021/Jun/07		0.048	44		5.6	23		14	13
2021/Jun/08		0.045	42		7.2	30		18	17
2021/Jun/09		0.040	37		14.2	55		26	24
2021/Jun/10		0.043	40		15.0	57		27	25
2021/Jun/11		0.043	40		10.8	45		23	21
2021/Jun/12		0.045	42		8.9	37		22	20
2021/Jun/13		0.056	54		23.0	74		9	8
2021/Jun/14		0.060	67		8.8	37		32	30
2021/Jun/15		0.065	84		10.4	43		32	30
2021/Jun/16		0.062	74		11.3	47		26	24
2021/Jun/17		0.055	51		12.0	50		25	23
2021/Jun/18		0.057	58		11.2	47		25	23
2021/Jun/19		0.056	54		14.6	56		27	25
2021/Jun/20		0.056	54		12.3	51		26	24
2021/Jun/21		0.049	45		5.6	23		17	16
2021/Jun/22		0.053	49		5.6	23		14	13
2021/Jun/23		0.045	42		10.3	43		21	19
2021/Jun/24		0.045	42		10.2	43		22	20
2021/Jun/25		0.044	41		10.2	43		20	19
2021/Jun/26		0.046	43		4.1	17		7	6
2021/Jun/27		0.046	43		4.3	18		7	6
2021/Jun/28		0.042	39		4.9	20		10	9
2021/Jun/29		0.028	26		2.9	12		7	6
2021/Jun/30		0.033	31		4.1	17		8	7
2021/Jul/01		0.033	31		4.6	19		10	9
2021/Jul/02		0.035	32		6.1	25		12	11
2021/Jul/03		0.044	41		10.2	43		16	15
2021/Jul/04		0.048	44		10.3	43		15	14
2021/Jul/05		0.053	49		11.2	47		17	16
2021/Jul/06		0.049	45		missing	ND		missing	ND
2021/Jul/07		0.049	45		missing	ND		missing	ND
2021/Jul/08		0.055	51		missing	ND		missing	ND
2021/Jul/09		0.041	38		missing	ND		missing	ND
2021/Jul/10		0.052	48		missing	ND		missing	ND
2021/Jul/11		0.052	48		missing	ND		missing	ND
2021/Jul/12		0.053	49		missing	ND		missing	ND
2021/Jul/13		0.041	38		missing	ND		missing	ND
2021/Jul/14		0.035	32		missing	ND		missing	ND
2021/Jul/15		0.031	29		missing	ND		missing	ND
2021/Jul/16		0.050	46		missing	ND		missing	ND
2021/Jul/17		0.042	39		missing	ND		missing	ND
2021/Jul/18		0.044	41		missing	ND		missing	ND
2021/Jul/19		0.052	48		missing	ND		missing	ND
2021/Jul/20		0.051	47		missing	ND		missing	ND
2021/Jul/21		0.065	84		28.6	86		43	40
2021/Jul/22		0.061	71		22.9	74		32	30
2021/Jul/23		0.042	39		12.2	51		19	18
2021/Jul/24		0.049	45		14.7	56		39	36
2021/Jul/25		0.051	47		15.5	58		42	39
2021/Jul/26		0.056	54		8.7	36		20	19
2021/Jul/27		0.058	61		10.3	43		31	29
2021/Jul/28		0.058	61		12.9	53		36	33
2021/Jul/29		0.058	61		14.8	57		37	34
2021/Jul/30		0.059	64		14.9	57		30	28
2021/Jul/31		0.055	51		13.5	54		25	23
2021/Aug/01		0.057	58		27.9	84		39	36
2021/Aug/02		0.053	49		41.6	116		60	53
2021/Aug/03		0.056	54		34.9	99		54	50
2021/Aug/04		0.060	67		29.2	87		49	45
2021/Aug/05		0.057	58		23.4	75		40	37
2021/Aug/06		0.059	64		16.8	61		27	25
2021/Aug/07		0.047	44		10.7	45		23	21
2021/Aug/08		0.034	31		10.0	42		21	19
2021/Aug/09		0.040	37		9.4	39		21	19
2021/Aug/10		0.034	31		8.0	33		19	18
2021/Aug/11		0.035	32		10.0	42		28	26
2021/Aug/12		0.039	36		8.1	34		21	19
2021/Aug/13		0.047	44		6.6	28		23	21
2021/Aug/14		0.052	48		5.9	25		13	12
2021/Aug/15		0.053	49		6.8	28		12	11
2021/Aug/16		0.042	39		8.3	35		20	19
2021/Aug/17		0.043	40		8.1	34		16	15
2021/Aug/18		0.037	34		4.3	18		8	7
2021/Aug/19		0.033	31		8.5	35		14	13
2021/Aug/20		0.044	41		8.5	35		18	17
2021/Aug/21		0.045	42		6.2	26		15	14
2021/Aug/22		0.032	30		6.8	28		17	16
2021/Aug/23		0.037	34		9.8	41		27	25
2021/Aug/24		0.042	39		8.2	34		23	21
2021/Aug/25		0.042	39		7.5	31		20	19
2021/Aug/26		0.050	46		8.8	37		21	19
2021/Aug/27		0.056	54		15.4	58		26	24
2021/Aug/28		0.046	43		9.5	40		23	21
2021/Aug/29		0.042	39		11.4	48		33	31
2021/Aug/30		0.037	34		9.1	38		30	28
2021/Aug/31		0.045	42		8.5	35		25	23
2021/Sep/01		0.046	43		9.4	39		24	22
2021/Sep/02		0.039	36		14.3	56		30	28
2021/Sep/03		0.038	35		11.9	50		27	25
2021/Sep/04		0.027	25		6.7	28		14	13
2021/Sep/05		0.050	46		14.2	55		21	19
2021/Sep/06		0.060	67		16.3	60		25	23
2021/Sep/07		0.050	46		14.0	55		29	27
2021/Sep/08		0.055	51		9.9	41		32	30
2021/Sep/09		0.059	64		10.8	45		32	30
2021/Sep/10		0.056	54		13.0	53		35	32
2021/Sep/11		0.059	64		14.7	56		34	31
2021/Sep/12		0.058	61		12.1	51		27	25
2021/Sep/13		0.057	58		14.3	56		27	25
2021/Sep/14		0.039	36		7.6	32		22	20
2021/Sep/15		0.041	38		6.8	28		15	14
2021/Sep/16		0.045	42		8.2	34		19	18
2021/Sep/17		0.048	44		9.1	38		23	21
2021/Sep/18		0.058	61		11.9	50		29	27
2021/Sep/19		0.054	50		9.9	41		23	21
2021/Sep/20		0.050	46		11.1	46		34	31
2021/Sep/21		0.040	37		4.7	20		16	15
2021/Sep/22		0.045	42		4.1	17		22	20
2021/Sep/23		0.050	46		5.9	25		33	31
2021/Sep/24		0.056	54		7.3	30		36	33
2021/Sep/25		0.057	58		8.3	35		40	37
2021/Sep/26		0.047	44		7.3	30		25	23
2021/Sep/27		0.051	47		9.8	41		27	25
2021/Sep/28		0.050	46		9.5	40		28	26
2021/Sep/29		0.053	49		7.4	31		16	15
2021/Sep/30		0.042	39		5.0	21		10	9
2021/Oct/01		0.036	33		5.8	24		14	13
2021/Oct/02		0.045	42		6.4	27		10	9
2021/Oct/03		0.039	36		7.9	33		15	14
2021/Oct/04		0.054	50		8.1	34		22	20
2021/Oct/05		0.056	54		9.0	38		33	31
2021/Oct/06		0.061	71		10.6	44		35	32
2021/Oct/07		0.063	77		11.3	47		28	26
2021/Oct/08		0.048	44		8.3	35		22	20
2021/Oct/09		0.050	46		8.0	33		24	22
2021/Oct/10		0.034	31		4.5	19		14	13
2021/Oct/11		0.044	41		9.6	40		18	17
2021/Oct/12		0.042	39		9.5	40		17	16
2021/Oct/13		0.040	37		6.2	26		18	17
2021/Oct/14		0.037	34		7.2	30		19	18
2021/Oct/15		0.038	35		3.2	13		10	9
2021/Oct/16		0.043	40		3.6	15		14	13
2021/Oct/17		0.051	47		3.8	16		14	13
2021/Oct/18		0.051	47		4.5	19		15	14
2021/Oct/19		0.047	44		5.9	25		16	15
2021/Oct/20		0.028	26		4.4	18		20	19
2021/Oct/21		0.039	36		4.8	20		38	35
2021/Oct/22		0.041	38		7.1	30		23	21
2021/Oct/23		0.038	35		7.9	33		16	15
2021/Oct/24		0.030	28		5.2	22		13	12
2021/Oct/25		0.037	34		5.9	25		22	20
2021/Oct/26		0.035	32		7.6	32		18	17
2021/Oct/27		0.030	28		3.8	16		21	19
2021/Oct/28		0.037	34		3.8	16		29	27
2021/Oct/29		0.035	32		2.2	9		13	12
2021/Oct/30		0.041	38		3.4	14		20	19
2021/Oct/31		0.037	34		4.3	18		12	11
2021/Nov/01		0.025	23		4.3	18		14	13
2021/Nov/02		0.024	22		4.3	18		8	7
2021/Nov/03		0.023	21		7.8	33		9	8
2021/Nov/04		0.033	31		6.4	27		8	7
2021/Nov/05		0.031	29		6.6	28		9	8
2021/Nov/06		0.034	31		8.1	34		12	11
2021/Nov/07		0.041	38		6.4	27		11	10
2021/Nov/08		0.040	37		6.5	27		15	14
2021/Nov/09		0.035	32		11.9	50		28	26
2021/Nov/10		0.024	22		12.9	53		23	21
2021/Nov/11		0.034	31		3.5	15		12	11
2021/Nov/12		0.036	33		3.0	13		16	15
2021/Nov/13		0.036	33		3.6	15		21	19
2021/Nov/14		0.038	35		2.8	12		15	14
2021/Nov/15		0.054	50		4.5	19		22	20
2021/Nov/16		0.040	37		6.9	29		26	24
2021/Nov/17		0.035	32		4.2	18		22	20
2021/Nov/18		0.034	31		3.5	15		20	19
2021/Nov/19		0.038	35		4.4	18		24	22
2021/Nov/20		0.033	31		5.3	22		24	22
2021/Nov/21		0.031	29		5.5	23		21	19
2021/Nov/22		0.037	34		4.1	17		19	18
2021/Nov/23		0.042	39		5.0	21		25	23
2021/Nov/24		0.034	31		5.9	25		24	22
2021/Nov/25		0.027	25		6.4	27		14	13
2021/Nov/26		0.034	31		4.3	18		16	15
2021/Nov/27		0.034	31		3.8	16		19	18
2021/Nov/28		0.034	31		2.6	11		14	13
2021/Nov/29		0.037	34		3.9	16		23	21
2021/Nov/30		0.044	41		8.3	35		38	35
2021/Dec/01		0.008	7		5.3	22		29	27
2021/Dec/02		missing	ND		6.0	25		37	34
2021/Dec/03		missing	ND		7.7	32		39	36
2021/Dec/04		missing	ND		11.1	46		36	33
2021/Dec/05		missing	ND		8.8	37		28	26
2021/Dec/06		missing	ND		4.8	20		17	16
2021/Dec/07		missing	ND		6.4	27		30	28
2021/Dec/08		missing	ND		7.9	33		29	27
2021/Dec/09		missing	ND		5.6	23		29	27
2021/Dec/10		missing	ND		8.1	34		49	45
2021/Dec/11		missing	ND		3.2	13		12	11
2021/Dec/12		missing	ND		3.8	16		17	16
2021/Dec/13		missing	ND		4.6	19		22	20
2021/Dec/14		missing	ND		5.7	24		18	17
2021/Dec/15		missing	ND		19.2	66		70	58
2021/Dec/16		missing	ND		7.7	32		32	30
2021/Dec/17		missing	ND		9.3	39		36	33
2021/Dec/18		missing	ND		6.6	28		18	17
2021/Dec/19		missing	ND		5.9	25		18	17
2021/Dec/20		missing	ND		5.6	23		28	26
2021/Dec/21		missing	ND		7.0	29		29	27
2021/Dec/22		missing	ND		8.9	37		27	25
2021/Dec/23		missing	ND		10.1	42		21	19
2021/Dec/24		missing	ND		3.5	15		20	19
2021/Dec/25		missing	ND		1.4	6		10	9
2021/Dec/26		missing	ND		4.4	18		22	20
2021/Dec/27		missing	ND		3.3	14		23	21
2021/Dec/28		missing	ND		3.6	15		23	21
2021/Dec/29		missing	ND		7.2	30		29	27
2021/Dec/30		missing	ND		6.2	26		23	21
2021/Dec/31		missing	ND		2.7	11		12	11
2022/Jan/01