cluster_id	sec_channel
1	1
2	0
3	0
4	0
5	0
6	2
7	0
8	1
9	2
11	0
12	3
13	2
14	0
15	0
16	1
17	0
18	3
19	3
20	0
21	0
22	0
23	0
24	0
25	0
26	3
27	3
28	2
29	2
31	3
32	0
33	2
34	2
36	2
38	2
39	0
40	3
41	0
45	3
46	0
47	3
48	0
49	1
50	0
51	2
52	0
56	3
58	3
68	1
69	1
70	1
77	1
78	1
79	2
83	2
85	2
86	2
87	3
88	3
89	0
91	0
93	0
95	0
96	0
103	0
104	0
108	1
109	1