service_id,date,exception_type
SN01272009,20090525,1
SN01272009,20090704,1
SN01272009,20090907,1
SN01272009,20091126,1
SN01272009,20091225,1
ST01272009,20090704,2
WD01272009,20090525,2
WD01272009,20090907,2
WD01272009,20091126,2
WD01272009,20091225,2