21
16
21
21
21
21
16
21
16
21
15
21
16
21
16
16
21
21
21
21
21
21
16
15
20
21
21
15
20
21
21
16
21
21
16
10
HD
21
21
21
21
21
15
21
21
21
18
21
14
16
16
14
16
15
21
17
15
16
21
17
21
15
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
16
21
16
21
16
15
20
16
16
18
21
21
21
16
21
21
21
17
16
21
15
21
12