service_id,date,exception_type
WD,20091012,2
WD,20091111,2
WD,20091126,2
WD,20091225,2
WD,20100101,2
WD,20100118,2
WD,20100215,2
WD,20100419,2
WD,20100531,2
WD,20100704,2
WD,20100907,2
WES,20091012,2
WES,20091111,2
WES,20091126,2
WES,20091225,2
WES,20100101,2
WES,20100118,2
WES,20100215,2
WES,20100419,2
WES,20100531,2
WES,20100704,2
WES,20100907,2