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