2.8 months
3.6 months
n/a
2.0 rounds
3.0 reports
very difficult
4.1 months
7.4 months
n/a
1.5 rounds
1.7 reports
difficult
2.1 months
2.4 months
n/a
1.3 rounds
3.3 reports
moderate
4.6 months
6.3 months
44 days
1.7 rounds
2.0 reports
moderate