1.2 months
1.5 months
n/a
1.7 rounds
1.7 reports
moderate
4.7
4.3
1.6 months
1.6 months
n/a
1.0 rounds
1.0 reports
n/a
2.5
2.5
1.8 months
2.8 months
n/a
2.0 rounds
2.5 reports
difficult
4
3.5
0.3 months
1.3 months
n/a
3.0 rounds
2.0 reports
moderate
3
4
3.4 months
3.5 months
n/a
2.0 rounds
2.0 reports
easy
4
3
0.9 months
1.2 months
n/a
2.0 rounds
2.0 reports
very easy
2
5
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
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a