21
21
15
21
20
20
15
21
15
21
21
21
21
21
21
21
18
21
21
15
18
16
21
21
21
15
21
15
14
16
21
20
18
21
21
21
20
20
16
21
21
21
21
21
21
15
21
21
21
21
21
20
15
21
21
20
15
20
15
21
16
15
21
16
16
21
20
21
18
21
11
21
21
21
21
21
17
21
21
16
21
21
16
15
13
13
15
21
21
21
13
21
14
16
17
15
14
8
8
13