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