service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
cal1-mon-tue-wed-thu-fri-sat-sun,1,1,1,1,1,1,1,20260709,20260830
cal2-tue-thu,0,1,0,1,0,0,0,20260709,20260827
cal3-mon-tue-wed-thu-fri-sat-sun,1,1,1,1,1,1,1,20260709,20260831
cal4-tue-thu-sat,0,1,0,1,0,1,0,20260709,20260827
cal5-sun,0,0,0,0,0,0,1,20260712,20260830