1.8 months
2.0 months
8 days
1.4 rounds
1.9 reports
very easy
4.5 months
8.6 months
80 days
1.3 rounds
2.5 reports
moderate
3.2 months
5.7 months
10 days
2.4 rounds
2.8 reports
difficult
2.4 months
4.2 months
10 days
1.5 rounds
2.9 reports
difficult
2.9 months
7.1 months
13 days
1.3 rounds
2.9 reports
difficult
3.6 months
7.5 months
32 days
1.8 rounds
2.8 reports
difficult
2.5 months
3.9 months
7 days
2.3 rounds
2.6 reports
difficult