18
21
21
21
16
16
21
16
21
21
21
17
16
21
16
21
20
15
21
21
21
21
21
21
15
21
21
21
21
15
15
21
16
16
15
15
16
21
12
20
21
18
21
21
21
16
21
15
15
16
16
21
12
21
15
17
21
21
16
21
12
21
21
18
21
21
HD
18
16
21
21
21
21
16
21
20
21
21
21
21
21
21
21
21
21
21
21
16
21
21
21
16
21
16
10
19
21
21
16
16
21