16
16
16
21
18
15
21
21
15
15
18
14
19
12
15
21
16
8
21
21
16
16
21
16
21
21
21
21
21
16
21
21
21
21
21
15
16
21
21
21
21
20
21
18
18
21
20
21
21
21
21
21
21
18
20
15
21
21
21
20
18
21
18
21
21
21
16
15
21
21
21
12
18
18
20
18
18
18
21
21
21
16
21
21
21
20
18
21
21
21
21
16
21
18
21
16
21
16
21
21