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{"sheet":"Source","index":0,"n_rows":3,"n_cols":21,"rows_kept":3}
["Date du début Route","Date du jour Route","Différence Route","Date du début Vtt","Date du jour Vtt","Différence Vtt"]
["2023-05-01","2023-11-04",{"v":1,"d":"1 Mois"},"2023-10-01","2023-11-02",{"v":1,"d":"1 Mois"}]
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