20:20'29"

20:20'59"

20:21'29"

20:21'59"

20:22'29"

20:23'00"

20:23'30"

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20:24'30"

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20:25'30"

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20:26'30"

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20:27'30"

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20:28'30"

20:29'00"

20:29'31"