n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
3.0 months
4.2 months
n/a
2.0 rounds
2.0 reports
moderate
2.9 months
3.8 months
3 days
1.3 rounds
1.3 reports
very easy
1.1 months
1.1 months
n/a
1.0 rounds
2.5 reports
n/a
3.0 months
3.7 months
n/a
2.0 rounds
3.0 reports
very difficult
1.1 months
1.9 months
15 days
1.4 rounds
2.8 reports
difficult
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a