2
0
2
0
6
0
0
2
4
4
0
0
0
0
0
0
2
2
2
4
6
0
0
2
2
2
0
4
4
2
4
4
6
2
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8
4
4
4
2
4
3
0
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6
0
6
4
2
2
0
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8
0
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8
2
4
2
11
2
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4
4
4
2
0
2
4
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4
2
6
9
2
4
2
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2
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0
2
0
2
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7
2
0
2
15
4
8
0
13
6
6
14
2
0
2
0
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4
0
2
10
8
2
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4
5
0
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3
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6
0
2
12
6
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0
0
2
2
4
9
4
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5
2
2
2
0
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0
4
4
8
4
4
10
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2
11
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5
0
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0
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2
0
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2
0
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2
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8
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7
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6
2
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11
0
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2
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2
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4
4
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0
5
0
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0
0
2
4
2
4
2
4
4
2
0
2
2
