Out-degree	Count
0	1
1	1
Out-degree	Count
0	13
2	12
Out-degree	Count
0	17
2	16
Out-degree	Count
0	8
2	7
Out-degree	Count
0	22
2	21
Out-degree	Count
0	37
3	1
4	1
6	1
7	1
11	2
