0	15.25375	0
15.25375	15.380229	4
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15.755964	15.847379	1
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15.969264	16.025693	3
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17.334836	17.395779	1
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17.591021	17.716293	4
17.716293	17.784007	1
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17.976993	18.106779	4
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19.502821	19.631479	2
19.631479	21.488	0