1
Sources
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
0
0
0
0
0
0
0
0
1
0
31K
10K
0
0
0
0
0
0
0
0
0
0
0
0
