2.6 months
7.0 months
n/a
1.5 rounds
1.8 reports
very difficult
2.5
0.8
3.4 months
5.5 months
n/a
1.8 rounds
2.3 reports
moderate
4
4.3
4.9 months
11.9 months
n/a
2.0 rounds
2.5 reports
moderate
2.3
2
6.6 months
7.0 months
n/a
2.0 rounds
2.7 reports
easy
4
4
5.1 months
8.9 months
n/a
2.0 rounds
3.3 reports
difficult
4
4
4.4 months
7.1 months
n/a
2.2 rounds
2.8 reports
very difficult
4.8
4.2
4.0 months
7.0 months
8 days
2.5 rounds
3.0 reports
moderate
3.5
3.5
7.1 months
17.5 months
n/a
1.6 rounds
2.8 reports
very difficult
3.8
2.4
4.2 months
5.0 months
n/a
1.7 rounds
3.0 reports
difficult
3.5
2.7
8.0 months
8.0 months
364 days
1.0 rounds
0.5 reports
n/a
3
1.5
2.3 months
5.2 months
n/a
2.8 rounds
3.2 reports
difficult
4.2
4.7
3.2 months
5.8 months
21 days
2.3 rounds
2.7 reports
difficult
3.8
3.6
n/a
n/a
n/a
n/a
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