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