2.8 months
3.0 months
n/a
3.0 rounds
2.0 reports
difficult
3.3 months
5.2 months
n/a
2.5 rounds
3.0 reports
difficult
0.5 months
1.2 months
n/a
2.0 rounds
3.0 reports
moderate
5.0 months
5.0 months
n/a
1.0 rounds
2.0 reports
n/a
2.2 months
3.2 months
n/a
2.3 rounds
2.7 reports
easy
9.3 months
12.4 months
n/a
3.0 rounds
3.0 reports
difficult
0.5 months
0.8 months
n/a
2.0 rounds
1.0 reports
very difficult
4.5 months
7.3 months
n/a
2.0 rounds
1.5 reports
difficult