service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
cal1-mon-tue-wed-fri,1,1,1,0,1,0,0,20260526,20260703
cal2-thu,0,0,0,1,0,0,0,20260528,20260702
cal3-sat,0,0,0,0,0,1,0,20260530,20260627
cal4-sat,0,0,0,0,0,1,0,20260704,20260704
cal5-mon-tue-wed,1,1,1,0,0,0,0,20260706,20260708
cal6-mon-tue-fri,1,1,0,0,1,0,0,20260526,20260703
cal7-wed,0,0,1,0,0,0,0,20260527,20260701