service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
sat,0,0,0,0,0,1,0,20201101,20211231
mtwtf_hol,1,1,1,1,1,0,0,20201101,20211231
mtwtf_2,1,1,1,1,1,0,0,20201101,20211231
mtwtf_tier3,1,1,1,1,1,0,0,20201101,20211231
