service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
mtwthf,1,1,1,1,1,0,0,20250501,20270115
Sa,0,0,0,0,0,1,0,20250501,20270115
mwf,1,0,1,0,1,0,0,20250501,20270115
