21
21
21
21
21
21
21
21
20
16
21
21
21
16
11
21
16
18
15
15
21
20
16
21
20
14
21
21
14
16
20
21
19
21
21
21
21
16
21
21
21
21
21
21
21
21
21
21
21
16
21
21
21
21
21
20
21
21
21
16
21
16
21
21
21
21
21
17
21
21
21
21
21
21
16
21
18
15
20
21
21
21
21
21
21
21
15
17
13
19
16
12
17
17
16
15
15
12
8
14