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