1
2
1
1
2
2
1
1
3
2
1
1
4
2
1
1
5
2
1
1
6
1
0
0
18
2
1
1
19
2
1
1
20
2
1
1
21
6
5
5
22
2
1
1
23
2
1
1
24
2
1
1
