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