2
2
1
1
3
1
2
2
2
3
4
2
1
6
1
1
1
1
1
3
5
3
2
1
1
1
1
2
1
2
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1