service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
cal1-mon-tue-wed-thu-2,1,1,1,1,0,0,0,20260608,20261231
cal2-fri,0,0,0,0,1,0,0,20260612,20261225
cal3-sat,0,0,0,0,0,1,0,20260613,20261226
cal4-sun,0,0,0,0,0,0,1,20260614,20261227
cal5-wed,0,0,1,0,0,0,0,20260624,20260701
cal6-mon-tue-wed-thu-fri-sat-sun,1,1,1,1,1,1,1,20260608,20261231