3.9 months
4.6 months
n/a
2.0 rounds
2.0 reports
easy
1.5 months
3.2 months
n/a
2.0 rounds
3.0 reports
difficult
0.4 months
1.4 months
n/a
2.0 rounds
2.0 reports
moderate
1.3 months
4.2 months
n/a
2.0 rounds
2.0 reports
very difficult
0.6 months
1.7 months
n/a
3.0 rounds
3.0 reports
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