3
Sources
5
1
2
1
3
1
3
5
3
4
3
4
5
4
3
2
2
15K
5
2
2
1
0
2
1
2
2
3
4
2
0
3
4
6
3
3
3
3
13K
0
1
2
4
2
2
1
7
6
19K
