1
20
11
1
7
0
1
6
2
0
4
1
1
6
1
0
4
1
0
4
1
0
4
2
0
4
4
1
9
3
0
5
2
0
4
1
1
5
1
0
4
1
0
4
1
1
8
1
1
6
2
0
4
1
0
4
1
0
4
1
