2
Sources
2
2
3
1
16K
4
3
1
3
5
4
1
1
1
6
2
4
2
0
6
1
4
2
1
0
1
2
2
3
4
1
4
2
6
1
2
4
4
2
1
1
2
2
1
4
1
3
0
2
