16
21
21
16
16
21
21
21
21
21
21
16
21
21
21
21
15
20
21
16
21
21
21
16
21
21
15
11
16
15
21
21
21
21
21
14
21
16
12
17
21
21
12
21
20
21
16
21
21
21
16
16
HD
16
16
15
21
16
15
12
12
21
21
16
21
21
21
21
20
21
21
12
21
21
21
21
21
17
21
21
16
21
21
21
21
16
21
16
16
21
20
21
18
19
16
16
21
21
21
21