16
14
17
21
10
17
20
21
21
10
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
19
21
21
21
20
21
21
21
21
21
21
21
21
16
21
16
21
21
21
12
21
21
21
21
12
21
16
15
21
20
21
15
21
21
21
21
21
21
21
21
21
20
16
11
21
12
21
20
9
21
17
18
21
15
21
10
10
21
19
10
15