8
14
16
8
9
14
8
8
12
12
15
11
21
10
14
19
16
16
16
21
16
16
21
16
21
16
15
21
18
21
14
21
16
21
21
16
21
21
16
21
21
21
21
20
16
21
21
21
21
21
21
21
21
12
15
21
21
21
21
21
21
18
16
21
21
18
21
16
20
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21