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