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