7
2
1
1
8
6
5
5
9
2
1
1
10
2
1
1
11
3
2
2
12
2
1
1
16
2
1
1
17
2
1
1
18
2
1
1
19
2
1
1
20
1
0
0
21
2
1
1
22
2
1
1
23
2
1
1
24
2
1
1
