3
2
1
1
4
2
1
1
5
2
1
1
6
3
2
2
7
2
1
1
8
3
2
2
10
1
0
0
11
2
1
1
12
2
1
1
15
2
1
1
16
2
1
1
17
2
1
1
21
2
1
1
22
2
1
1
