8:7
6:3
3:6
9:5
A. 8:7
8:7
6:3
3:6
9:5
12
13
14
15
22 years
20 years
21 years
24 years
11:54
11:51
11:50
11:53
15 years
12 years
19 years
17 years
10
8
4
None
15
14
20
22
36
40
41
48
38
40
41
30
18
15
25
20
39
37
41
35
13
10
18
15
24
18
16
12
40
35
25
30
30
25
20
15
10 years
14 years
16 years
12 years
5
10
15
20
45
42
40
44
35 years
47 years
40 years
45 years