2
2
1
1
3
2
1
1
6
2
1
1
8
2
1
1
11
4
3
3
12
2
1
1
13
2
1
1
14
2
1
1
15
3
2
2
17
2
1
1
20
2
1
1
21
2
1
1
23
1
0
0
24
2
1
1
