13
10
11
8
10
16
21
8
16
15
16
15
11
19
21
9
11
14
10
15
8
14
8
16
21
21
10
15
15
20
9
11
18
21
21
21
20
19
20
21
21
21
21
21
21
20
20
20
21
16
12
21
21
20
21
16
20
21
21
21
21
15
21
21
21
21
20
21
20
21
21
12
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
15
21
21
20
21
21
21
21
21
21
21
16
16