service_id,date,exception_type
tfs,20160101,2
mtwtf,20160101,2
mtwtfs,20160101,2
mtwtfss,20160101,2
tfs,20171123,2
mtwtf,20171123,2
mtwtfs,20171123,2
mtwtfss,20171123,2
mtwt,20171123,2
tfs,20151225,2
mtwtf,20151225,2
mtwtfs,20151225,2
mtwtfss,20151225,2
mtwt,20161226,2
mtwtf,20161226,2
mtwtfs,20161226,2
mtwtfss,20161225,2
mtwtfss,20160327,2
tfs,20161124,2
mtwtf,20161124,2
mtwtfs,20161124,2
mtwtfss,20161124,2
mtwt,20161124,2
mtwtfss,20170101,2
mtwtfss,20170416,2
