77
77
77
77
77
77
77
77
77
77
77
77
77
77
77
77
77
51
51
51
51
51
7
81
77
77
77
77
77
77
77
77
77
77
51
36
29
23
16
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
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12
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12
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12
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12
12
12
12
12
12
12
12
12
12
12
12
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12
12
12
12
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12
12
12
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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9
9
9
9
9
9
9
9
9
9
9
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9
9
9
9
9
9
7
7
7
7
7
7
7
7
1
1
1
1