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