service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
WEEK,1,1,1,1,1,0,0,20181001,20191007
EXPR,0,0,0,0,0,0,0,20181001,20191007
WEND,0,0,0,0,0,1,1,20181001,20191007
EMPT,1,0,1,1,0,1,0,20181001,20191007