service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
Weekdays,1,1,1,1,1,0,0,20260728,20261231
WD_Winter,1,1,1,1,1,0,0,20260827,20261223
Saturday,0,0,0,0,0,1,0,20260728,20261231
WND_Winter,0,0,0,0,0,1,0,20260827,20261223
