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
5.2 months
9.5 months
n/a
2.0 rounds
2.3 reports
difficult
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
2.9 months
5.3 months
n/a
3.0 rounds
2.0 reports
difficult
1.4 months
2.2 months
n/a
2.0 rounds
3.0 reports
moderate
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
3.8 months
9.3 months
n/a
2.0 rounds
2.0 reports
very difficult