17
20
15
20
13
13
16
16
21
16
21
21
21
21
21
12
21
15
20
21
21
21
20
20
15
21
15
21
15
21
14
16
21
21
21
21
19
16
15
21
12
16
12
21
21
12
21
12
16
16
15
14
12
21
21
15
16
21
16
21
21
21
21
20
15
21
21
21
15
21
21
21
21
21
21
11
15
17
21
21
20
21
21
21
21
21
21
16
20
18
20
9
16
16
21
15
21
21
17
16