18
18
20
20
19
21
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15
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9
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13
21
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16
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17
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9
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20
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16
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18
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14
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12
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8
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10
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10
17
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21
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20
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21
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14
21
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15
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15
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21
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19
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20
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20
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20
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21
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9
16
18
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21