2
0
2
0
1
0
4
0
4
0
3
0
1
0
4
0
4
0
9
1
2
0
12
0
4
0
5
0
5
0
17
0
8
1
3
0
2
0
8
4
7
0
16
0
0
0
2
0
10
1
