2.9 months
3.8 months
3 days
1.3 rounds
1.3 reports
very easy
4.5 months
5.3 months
n/a
1.7 rounds
2.0 reports
moderate
4.7 months
4.7 months
n/a
1.0 rounds
3.0 reports
n/a
3.6 months
6.0 months
6 days
2.3 rounds
2.5 reports
very difficult
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a