service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
mtwtf,1,1,1,1,1,0,0,20260102,20271031
sat,0,0,0,0,0,1,0,20260102,20271031
sat_holi,0,0,0,0,0,1,0,20260102,20271031
satsun,0,0,0,0,0,1,1,20260102,20271031
