Out-degree	Count
0	4
2	3
Out-degree	Count
0	4
2	3
Out-degree	Count
0	1
1	1
Out-degree	Count
0	19
19	1
Out-degree	Count
0	13
13	1
Out-degree	Count
0	19
2	18
Out-degree	Count
0	21
4	1
7	1
12	1
