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