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