4
0
2
0
2
0
5
0
3
0
2
0
6
0
2
0
3
0
3
0
3
0
4
0
4
0
2
0
3
0
3
0
3
0
3
0
3
0
2
0
4
0
3
0
3
0
4
0
5
0
5
0
4
0
5
0
