service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
m-sat_summer,1,1,1,1,1,1,0,20260301,20261031
sun_summer,0,0,0,0,0,0,1,20260301,20261031
m-sat_winter,0,0,0,0,1,1,0,20251101,20260228
sun_winter,0,0,0,0,0,0,1,20251101,20260228
