service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
S1,1,1,1,1,1,0,0,20260627,20261231
S2,1,1,1,1,1,1,0,20260627,20261231
S3,0,0,0,0,0,1,1,20260627,20261231
S4,0,0,0,0,0,1,0,20260627,20261231
S5,0,0,0,0,0,0,1,20260627,20261231
S6,1,1,1,1,1,1,1,20260627,20261231
S7,1,1,1,1,0,0,0,20260627,20261231