cluster_id	sec_channel
1	1
2	2
3	3
4	3
5	3
6	0
7	0
8	0
9	0
10	0
11	0
12	0
13	2
14	2
15	0
16	0
17	0
18	3
19	0
20	0
21	3
22	1
23	0
24	1
25	0
26	0
29	1
30	1
31	3
33	1
34	3
35	1
36	0
37	0
38	2
39	0
40	0
41	3
42	0
43	0
44	3
45	3
46	2
47	0
48	0
50	0
51	0
52	1
53	1
54	2
55	2
56	2
57	3
58	2
59	0
60	0
61	1
62	3
63	0
64	2
65	0
66	3
72	0
73	3
75	3
76	3
77	1
79	1
84	1
86	1
87	1
90	3
91	3
92	3