21
16
21
21
21
21
21
15
15
17
15
20
16
21
11
21
21
12
20
21
21
21
21
21
21
17
21
21
21
21
21
21
20
21
21
17
20
15
21
16
21
21
21
16
21
21
16
21
21
21
21
21
17
15
16
21
20
21
15
21
21
16
21
21
21
12
21
18
21
17
21
20
21
16
20
21
21
17
21
HD
20
17
21
21
20
15
21
21
15
18
21
18
21
16
16
19
19
21
20
17
10