16
15
8
9
14
10
8
8
12
9
15
11
21
9
21
14
10
15
15
16
16
16
20
16
21
16
16
21
16
16
17
15
21
21
21
14
21
21
21
16
21
21
15
21
21
20
16
21
21
21
21
21
21
12
21
18
21
21
12
15
21
21
21
21
21
21
18
16
21
18
21
21
16
20
21
21
18
16
20
18
21
21
16
21
21
21
14
17
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21
17
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21
21
21
21
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21