run_id,pinned,warn_rate,unknown_rate,unknown_class,prev_label
run_001,True,0.02,0.00,none,PASS
run_002,False,0.05,0.01,none,PASS
run_003,False,0.12,0.04,schema_violation,WARN
run_004,True,0.20,0.10,data_mismatch,FAIL
run_005,False,0.09,0.02,none,WARN
run_006,True,0.15,0.06,data_missing,FAIL
run_007,False,0.03,0.00,none,PASS