3
Sources
2
1
0
4
7
2K
3
5
1
4
1
0
2
2
1
6
1
8
3
1
3
5
0
2
1
2
1
1
3
1
1
1
0
6
3
2
2
1
3
2
4
1
1
2
0
1
2
4
2
