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