_id	ΗΜΕΡΟΜΗΝΙΑ	BOD5	COD	SS	TN	TP
1	2020-01-01T00:00:00	23.70	79.40	32.40	9.82	5.02
2	2020-03-01T00:00:00	14.70	55.30	16.80	5.56	4.12
3	2020-08-01T00:00:00	22.90	88.00	30.10	9.85	7.17
4	2020-01-15T00:00:00	20.70	72.00	29.00	8.67	
5	2020-01-22T00:00:00	21.60	80.00	29.10	9.40	3.65
6	2020-01-29T00:00:00	20.90	76.00	26.90	6.54	3.95
7	2020-05-02T00:00:00	24.00	85.00	32.00	9.64	4.14
8	2020-07-02T00:00:00	16.80	76.50	24.70	5.79	3.32
9	2020-12-02T00:00:00	8.54	52.50	23.90	8.56	3.23
10	2020-02-19T00:00:00	18.10	83.90	28.40	9.57	2.92
11	2020-02-21T00:00:00	13.50	55.60	27.00	7.30	2.58
12	2020-02-26T00:00:00	13.70	65.00	22.90	7.19	4.41
13	2020-04-03T00:00:00	32.70	109.00	54.20	13.23	5.23
14	2020-11-03T00:00:00	24.90	81.00	34.40	9.41	4.10
15	2020-03-13T00:00:00	22.70	78.00	30.20	8.56	4.10
16	2020-03-18T00:00:00	22.50	84.00	28.40	9.50	4.60
17	2020-03-20T00:00:00	21.00	75.00	27.10	9.43	4.34
18	2020-03-25T00:00:00	21.00	74.00	25.80	9.31	4.53
19	2020-01-04T00:00:00	75.00	178.00	85.80	17.70	4.73
20	2020-10-04T00:00:00	24.10	96.00	32.40	9.97	4.08
21	2020-04-15T00:00:00	22.20	85.00	29.00	8.97	4.11
22	2020-04-17T00:00:00	24.80	73.00	30.10	6.32	4.09
23	2020-04-22T00:00:00	12.30	52.00	20.90	6.50	4.21
24	2020-04-29T00:00:00	13.50	67.00	22.10	7.34	3.43
25	2020-01-05T00:00:00	22.30	74.00	23.70	9.05	4.21
26	2020-06-05T00:00:00	22.50	72.00	25.60	5.93	4.97
27	2020-05-13T00:00:00	14.78	53.30	23.30	5.34	4.13
28	2020-05-20T00:00:00	11.50	56.70	25.90	7.06	3.17
29	2020-05-22T00:00:00	12.80	60.80	25.60	6.74	5.36
30	2020-05-27T00:00:00	23.60	70.20	30.10	9.56	4.92
31	2020-03-06T00:00:00	18.50	64.70	27.20	8.89	4.06
32	2020-05-06T00:00:00	14.60	37.50	18.00	9.20	4.36
33	2020-10-06T00:00:00	18.40	62.00	22.30	9.67	4.13
34	2020-06-17T00:00:00	21.10	89.20	28.59	8.83	3.58
35	2020-06-19T00:00:00	14.90	73.10	22.80	7.84	3.39
36	2020-06-24T00:00:00	17.70	68.20	22.80	9.41	4.12
37	2020-01-07T00:00:00	13.70	55.80	25.10	5.25	5.02
38	2020-08-07T00:00:00	12.80	58.40	24.20	9.72	3.09
39	2020-07-15T00:00:00	13.20	61.30	24.60	7.37	3.88
40	2020-07-17T00:00:00	10.80	51.30	28.00	8.08	4.08
41	2020-07-22T00:00:00	11.00	53.30	28.90	6.09	4.43
42	2020-07-29T00:00:00	12.70	59.00	27.60	9.78	4.41
43	2020-05-08T00:00:00	14.20	56.20	26.40	5.55	3.65
44	2020-07-08T00:00:00	20.10	67.90	34.50	7.80	2.82
45	2020-12-08T00:00:00	7.87	62.00	22.80	4.35	3.19
46	2020-08-19T00:00:00	9.01	52.40	23.05	5.67	2.98
47	2020-08-26T00:00:00	7.46	55.20	24.24	6.84	3.81
48	2020-08-28T00:00:00	5.60	53.00	24.70	7.02	3.93
49	2020-02-09T00:00:00	12.79	53.00	25.50	7.83	3.62
50	2020-09-09T00:00:00	14.92	54.70	23.40	9.84	3.57
51	2020-09-16T00:00:00	15.60	58.60	26.50	8.80	4.14
52	2020-09-18T00:00:00	11.70	56.20	22.60	6.70	3.29
53	2020-09-23T00:00:00	13.36	55.50	20.10	7.86	3.86
54	2020-09-30T00:00:00	7.93	65.30	25.30	8.68	3.32
55	2020-02-10T00:00:00	9.76	59.90	26.40	8.06	3.02
56	2020-07-10T00:00:00	11.68	76.90	25.60	9.81	3.24
57	2020-10-14T00:00:00	14.24	68.90	28.33	9.80	3.42
58	2020-10-21T00:00:00	18.60	88.40	28.30	9.94	3.89
59	2020-10-28T00:00:00	12.51	66.80	33.30	9.68	4.26
60	2020-10-30T00:00:00	12.60	72.20	28.60	5.86	3.88
61	2020-04-11T00:00:00	13.40	64.60	29.20	8.70	3.92
62	2020-06-11T00:00:00	11.58	62.30	22.70	8.13	3.81
63	2020-11-11T00:00:00	10.56	50.50	22.70	7.82	3.94
64	2020-11-18T00:00:00	13.10	60.40	23.40	6.78	4.38
65	2020-11-25T00:00:00	13.20	66.90	22.80	8.83	3.41
66	2020-11-27T00:00:00	14.19	52.60	26.60	6.42	3.17
67	2020-02-12T00:00:00	11.73	55.70	25.80	7.62	3.77
68	2020-09-12T00:00:00	12.10	55.60	30.70	6.33	3.01
69	2020-12-16T00:00:00	14.40	62.50	29.50	6.39	5.73
70	2020-12-18T00:00:00	12.66	57.00	25.10	5.90	3.63
71	2020-12-23T00:00:00	9.01	58.60	23.00	8.22	3.06
72	2020-12-30T00:00:00	10.59	45.40	23.10	7.74	6.49