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