2

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1

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2

1

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2

1

2

2

1

1

1

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1

1

1

1

1

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1

1

2

8

1

1

1

1

1

1

1

1

2

1

2

1

1

1

3

4

1

1

1

1

1

1

1

1

0

1

1

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2

1

1

6

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6

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1