5.8 months
14.5 months
n/a
2.3 rounds
1.7 reports
difficult
3.3 months
17.9 months
n/a
3.0 rounds
3.0 reports
very difficult
9.0 months
9.0 months
n/a
1.0 rounds
0.0 reports
n/a
n/a
13.0 months
13.1 months
n/a
n/a
1.0 reports
moderate
12.0 months
12.0 months
n/a
1.0 rounds
3.0 reports
n/a
4.0 months
22.0 months
n/a
4.0 rounds
2.0 reports
very difficult
4.2 months
7.9 months
n/a
2.0 rounds
2.0 reports
moderate
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a