16
21
21
21
21
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12
21
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16
21
16
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16
20
21
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21
21
21
21
21
21
20
19
21
21
21
14
21
21
21
21
16
20
12
21
21
21
18
18
13
16
20
17
18
21
10
21
11
21
21
15
8
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21
16
16
15
21
21
21
21
12
21
21
21
21
21
21
16
21
21
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15
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16
21
21
21
21
21
21
21
17
21
15
13
21
21
15
15
16
15
21
21
14