6.0 months
6.2 months
n/a
2.0 rounds
2.0 reports
easy
3.6 months
6.8 months
n/a
3.0 rounds
2.0 reports
moderate
3.0 months
4.8 months
n/a
2.0 rounds
2.0 reports
very difficult
2.2 months
3.1 months
n/a
3.0 rounds
2.0 reports
difficult
2.8 months
3.1 months
n/a
2.0 rounds
3.0 reports
moderate
2.0 months
2.5 months
n/a
2.0 rounds
2.0 reports
difficult
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
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