rownames,origin,destination,Freq
1,1,1,50
2,2,1,16
3,3,1,12
4,4,1,11
5,5,1,2
6,6,1,12
7,7,1,0
8,8,1,0
9,1,2,19
10,2,2,40
11,3,2,35
12,4,2,20
13,5,2,8
14,6,2,28
15,7,2,6
16,8,2,3
17,1,3,26
18,2,3,34
19,3,3,65
20,4,3,58
21,5,3,12
22,6,3,102
23,7,3,19
24,8,3,14
25,1,4,8
26,2,4,18
27,3,4,66
28,4,4,110
29,5,4,23
30,6,4,162
31,7,4,40
32,8,4,32
33,1,5,7
34,2,5,11
35,3,5,35
36,4,5,40
37,5,5,25
38,6,5,90
39,7,5,21
40,8,5,15
41,1,6,11
42,2,6,20
43,3,6,88
44,4,6,183
45,5,6,46
46,6,6,554
47,7,6,158
48,8,6,126
49,1,7,6
50,2,7,8
51,3,7,23
52,4,7,64
53,5,7,28
54,6,7,230
55,7,7,143
56,8,7,91
57,1,8,2
58,2,8,3
59,3,8,21
60,4,8,32
61,5,8,12
62,6,8,177
63,7,8,71
64,8,8,106