3.8 months
9.3 months
n/a
2.0 rounds
2.0 reports
very difficult
0.8 months
0.8 months
n/a
2.0 rounds
2.0 reports
easy
1.2 months
1.2 months
n/a
1.5 rounds
2.5 reports
moderate
12.4 months
31.4 months
n/a
1.5 rounds
1.0 reports
difficult
16.3 months
22.9 months
n/a
3.0 rounds
3.5 reports
very difficult
2.1 months
2.1 months
n/a
1.0 rounds
1.5 reports
n/a
1.8 months
2.7 months
n/a
2.0 rounds
2.5 reports
difficult
1.6 months
2.4 months
n/a
2.0 rounds
1.5 reports
moderate
3.0 months
4.9 months
n/a
1.5 rounds
3.0 reports
moderate
3.6 months
4.6 months
n/a
1.5 rounds
2.5 reports
difficult