1
2
1
1
2
2
1
1
3
2
1
1
5
2
1
1
7
2
1
1
8
2
1
1
9
4
3
3
10
1
0
0
12
2
1
1
13
2
1
1
14
4
3
3
17
2
1
1
19
2
1
1
20
2
1
1
21
2
1
1
