20K
double-penetration
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13K
0
0
1K
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
34K
