n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
1.9 months
8.1 months
n/a
8.0 rounds
2.0 reports
difficult
3.9 months
6.3 months
n/a
2.0 rounds
2.0 reports
very difficult
1.7 months
1.7 months
n/a
1.0 rounds
2.0 reports
n/a
5.3 months
6.3 months
n/a
1.8 rounds
1.8 reports
moderate
2.0 months
2.1 months
n/a
2.0 rounds
3.0 reports
very difficult
2.6 months
3.3 months
6 days
2.0 rounds
2.3 reports
difficult
3.3 months
6.9 months
3 days
1.7 rounds
3.0 reports
difficult
1.2 months
1.2 months
21 days
2.0 rounds
2.0 reports
difficult