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