21
21
21
16
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
20
20
21
21
21
20
21
21
21
21
21
21
21
21
20
21
21
21
21
21
21
21
21
21
21
20
20
21
21
21
21
21
21
21
21
21
21
21
21
10
21
21
20
21
21
21
17
19
21
20
21
21
21
21
HD
13
21
21
21
21
21
21
19
19
21
21
20
21
21
21
19
21
21
21
21
20
21
20
20
21
20
21
20
21
14
19
21
21
20
13
20
20
15
20
21
20
21
21
20
20
HD
19
21
21
20
21
18
18
21
20
21
21
21
19
21
21
21
21
21
21
21
21
20
21
21
21
21
21
21
21
21
21
20
21
21
21
14
21
20
21
21
21
21
12
20
21
21
21
21
21
20
21
20
16
20
20
21
16
21
21