1
1
1
1
1
21
1
7
2
1
1
1
3
1
2
1
1
1
1
1
1
1
7
1
2
1
1
4
1
1
3
1
1
2
1
1
1
2
2
3
1
1
1
2
3
1
2
7
3
1