16
16
21
21
16
14
21
16
21
21
16
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
16
21
21
20
21
21
21
16
17
21
21
16
21
21
20
13
20
18
20
21
21
15
20
21
21
18
21
20
21
21
19
21
21
21
21
20
21
21
21
21
21
21
21
21
16
16
20
17
8
21
21
15
16
19
12
21
15
21
21
21
21
21
21
21
21
21
20
15
17
HD
17