11
9
16
16
16
20
21
16
21
21
16
18
15
21
15
18
21
16
12
21
21
18
16
21
10
20
21
21
15
21
21
21
18
17
17
18
15
17
21
21
14
21
18
12
15
16
16
21
21
21
15
12
21
21
21
21
15
21
21
21
21
21
21
21
21
15
21
21
15
21
21
21
18
21
21
21
21
21
21
21
21
21
21
21
21
21
20
21
21
21
21
21
21
21
21
20
21
17
16
21