service_id,exception_type,date
2026-08-23,1,20260823
2026-08-24,1,20260824
2026-08-25,1,20260825
2026-08-26,1,20260826
2026-08-27,1,20260827
2026-08-28,1,20260828
2026-08-29,1,20260829
2026-08-30,1,20260830
2026-08-31,1,20260831
UNDEFINED_2026-08-23,1,20260823
UNDEFINED_2026-08-24,1,20260824
