21
21
21
21
21
21
20
18
21
21
16
16
19
14
21
21
19
15
16
21
21
16
21
21
17
21
21
21
16
21
15
15
21
21
21
21
21
21
21
20
21
15
21
21
15
21
17
21
11
21
13
15
18
21
21
21
20
21
16
15
21
21
15
15
20
21
21
21
21
21
21
16
16
16
21
16
16
21
21
21
21
15
21
21
21
16
21
20
15
15
21
16
16
21
21
15
21
15
21
21