service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
S000001,1,1,1,1,1,1,1,20260601,20261130
S000002,1,0,1,0,0,0,0,20260601,20261130
S000003,0,1,0,1,1,0,0,20260602,20261127
