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