Out-degree	Count
0	19
2	18
Out-degree	Count
0	10
2	9
Out-degree	Count
0	17
2	16
Out-degree	Count
0	17
2	16
Out-degree	Count
0	2
2	1
Out-degree	Count
0	8
2	7
Out-degree	Count
0	14
2	13
Out-degree	Count
0	14
2	13
Out-degree	Count
0	19
19	1
Out-degree	Count
0	21
21	1
