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