service_id,date,exception_type
a1,20110117,2
a1,20110530,2
a21,20110117,1
a22,20110530,1
a131,20110314,1
a131,20110315,1
a131,20110316,1
a131,20110317,1
a131,20110318,1
a131,20110518,1
a131,20110519,1
a131,20110520,1
a131,20110523,1
a131,20110524,1
a131,20110525,1
a131,20110526,1
a131,20110527,1
a1001,20110304,2
a1001,20110311,2
a1001,20110318,2
a1001,20110325,2
a1101,20110304,1
a1101,20110311,1
a1101,20110318,1
a1101,20110325,1
a1201,20110312,1
a1201,20110319,1
a1201,20110507,1
b1,20110704,2
b21,20110704,1
b1028,20110704,2
b1050,20110704,2
b1133,20110704,2
b1142,20110704,2
