17
13
13
21
16
21
8
15
14
14
13
21
17
21
15
19
16
14
9
13
16
16
12
10
8
8
13
20
21
21
20
21
21
21
21
21
21
20
21
21
20
21
21
21
21
16
21
21
21
20
21
21
18
21
21
16
16
21
17
21
21
17
21
21
21
15
16
20
14
21
19
16
14
21
16
21
21
21
21
16
21
21
20
21
18
21
21
21
21
21
16
21
21
21
21
21
21
21
21
21