2.3 months
3.2 months
n/a
2.0 rounds
2.0 reports
difficult
2.8 months
4.9 months
n/a
1.8 rounds
2.2 reports
moderate
1.7 months
2.5 months
n/a
2.0 rounds
2.0 reports
moderate
2.5 months
2.8 months
n/a
2.0 rounds
3.0 reports
very difficult
2.5 months
5.4 months
n/a
1.5 rounds
2.0 reports
difficult
4.4 months
8.3 months
n/a
2.0 rounds
3.0 reports
moderate