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