service_id,date,exception_type
8,20171225,2
8,20171124,2
8,20171224,2
9,20171124,1
9,20171224,1
7,20170930,2
7,20171001,2
7,20171007,2
7,20171008,2
11,20170930,1
11,20171001,1
11,20171007,1
11,20171008,1