service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
S000001,1,1,1,1,1,1,1,20260801,20270131
S000002,1,1,1,1,1,0,0,20260803,20270129
S000003,0,1,0,0,0,0,0,20260804,20270126
