data	CO	O3	temp	umid
1	6.6	113.6	15.2	56
2	6.2	115.2	15.5	55
3	7.9	130.4	16.8	62
4	8.6	110.4	16.4	96
5	8.8	107.2	15.2	62
6	6.4	86.4	16.0	64
7	6.9	120.0	16.3	63
8	7.9	150.4	17.8	68
9	8.2	149.0	18.1	71
10	8.7	117.3	18.3	64
11	6.3	59.7	19.2	69
12	6.3	27.2	17.2	76
13	6.3	119.2	15.1	62
14	6.4	120.8	18.9	78
15	7.7	26.7	19.2	90
16	7.9	50.1	18.3	73
17	7.9	35.2	16.0	94
18	7.7	40.0	15.5	78
19	6.9	96.0	16.0	62
20	6.2	142.0	18.0	66
21	6.2	134.3	17.0	57
22	6.1	82.1	20.0	61
23	7.3	233.2	20.1	61
24	6.6	72.0	18.9	68
25	6.2	96.8	18.8	70
26	5.1	61.6	15.9	94
27	6.1	32.8	15.2	97
28	5.7	35.2	17.0	63
29	6.7	87.2	18.6	61
30	6.5	85.6	20.0	63
31	5.7	34.7	19.9	88
32	5.8	22.9	18.9	78
33	6.2	83.9	17.8	73
34	5.5	204.2	17.0	75
35	6.7	192.5	17.9	66
36	7.9	99.7	18.0	65
37	6.4	182.3	17.8	63
38	6.9	141.0	18.2	72
39	6.4	87.2	18.0	85
40	5.2	34.4	18.5	96
41	5.7	40.0	18.9	81
42	4.7	60.8	20.0	67
43	7.3	82.0	17.9	68
44	6.2	98.9	18.0	67
45	6.7	200.0	17.0	60
46	6.2	172.7	19.0	70
47	6.7	65.2	19.0	80
48	6.1	149.2	18.0	63
49	6.7	100.0	16.7	76
50	7.4	128.4	15.8	65
51	5.9	135.7	16.0	58
52	5.5	121.2	17.0	99
53	6.1	85.2	17.6	57
54	7.2	48.4	16.9	86
55	5.6	81.6	15.2	61
56	7.2	72.8	15.2	71
57	6.9	164.9	17.0	63
58	6.9	137.1	17.0	58
59	7.7	82.4	17.3	62
60	6.3	38.8	18.9	60
61	7.7	30.4	18.8	76
62	6.4	26.7	18.1	90
63	6.4	33.6	18.3	69
64	7.9	24.0	18.1	89
65	6.2	12.3	18.0	75
66	6.8	12.3	18.0	99
67	8.0	129.2	21.0	69
68	8.3	105.6	19.0	65
69	7.8	116.8	19.0	64
70	6.9	85.3	19.0	59
71	7.5	56.0	19.0	61
72	8.4	61.9	20.1	62
73	8.1	50.7	18.0	77
74	6.6	40.5	16.9	64
75	7.1	48.5	15.2	53
76	6.6	92.8	15.8	59
77	7.7	97.1	16.9	55
78	10.3	32.0	18.9	97
79	7.5	56.0	18.1	65
80	11.4	91.7	19.0	74
81	9.5	38.9	17.8	88
82	7.8	33.1	17.1	75
83	7.4	34.7	18.0	78
84	8.9	140.8	18.6	77
85	9.5	27.7	16.0	92
86	10.1	18.8	14.2	94
87	12.5	24.0	14.0	96
88	6.2	33.1	14.8	83
89	7.9	28.8	16.3	91
90	7.6	18.7	17.0	81
91	9.1	27.2	17.8	56
92	7.0	42.7	16.4	69
93	7.2	62.4	16.0	62
94	7.8	68.3	16.0	64
95	9.1	16.5	14.8	80
96	9.7	122.1	12.3	57
97	6.3	104.0	14.9	66
98	10.8	35.2	17.6	65
99	12.0	150.3	17.9	70
100	8.9	48.8	16.6	60
101	7.6	38.4	18.9	52
102	9.4	59.7	19.0	56
103	11.9	39.6	19.8	82
104	10.3	63.5	19.1	57
105	8.3	92.0	18.4	60
106	7.8	29.9	18.5	69
107	11.6	20.3	18.0	59
108	6.9	19.7	19.0	64
109	7.8	13.3	16.1	83
110	6.9	34.7	13.1	70
111	4.7	40.0	13.8	62
112	7.9	150.2	14.8	58
113	7.4	120.7	13.2	60
114	8.5	28.8	14.9	50
115	8.5	9.1	15.5	97
116	9.0	2.7	15.9	82
117	8.9	11.2	14.1	75
118	10.3	33.1	14.5	58
119	6.1	34.4	14.0	64
120	7.0	53.6	15.1	73