service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
cal1-thu-sat-5,0,0,0,1,0,1,0,20250102,20251227
cal2-fri-1,0,0,0,0,1,0,0,20250103,20251226
cal3-mon-tue-wed-4,1,1,1,0,0,0,0,20250106,20251231
cal4-mon-tue-4,1,1,0,0,0,0,0,20250106,20251230
cal5-wed,0,0,1,0,0,0,0,20250108,20251231
cal6-sat-1,0,0,0,0,0,1,0,20250104,20251227