Out-degree	Count
0	21
21	1
Out-degree	Count
0	21
21	1
Out-degree	Count
0	2
2	1
Out-degree	Count
0	21
21	1
Out-degree	Count
0	21
2	17
4	1
Out-degree	Count
0	2
2	1
Out-degree	Count
0	21
21	1
