service_id,date,exception_type
1,20110117,2
1,20110530,2
21,20110117,1
22,20110530,1
131,20110314,1
131,20110315,1
131,20110316,1
131,20110317,1
131,20110318,1
131,20110518,1
131,20110519,1
131,20110520,1
131,20110523,1
131,20110524,1
131,20110525,1
131,20110526,1
131,20110527,1
