[
 {"id": "C1", "text": "The file contains 400 distinct firms; 45 of its 445 rows are exact duplicates.", "results_keys": ["n_unique_firms", "n_exact_duplicate_rows", "n_input_rows"], "status": "supported", "caveat": "Duplicates were verified to be exact full-row copies."},
 {"id": "C2", "text": "6 distinct firms have unknown revenue, leaving 394 firms in the analytic dataset.", "results_keys": ["n_missing_revenue", "n_analysed"], "status": "supported", "caveat": "Complete-case analysis; no imputation."},
 {"id": "C3", "text": "Mean firm revenue is 249.96 M USD and median 162.31 M USD over the 394 analysed firms.", "results_keys": ["mean_revenue_musd", "median_revenue_musd", "se_mean_revenue_musd"], "status": "supported", "caveat": "Relies on the per-row unit column; 60 firms converted from USD_thousands."},
 {"id": "C4", "text": "Mean head count over all 400 distinct firms is 1101.4.", "results_keys": ["mean_employees"], "status": "supported", "caveat": "Includes the 6 firms with missing revenue."},
 {"id": "C5", "text": "The naive raw mean of the revenue column (30695.88) is badly inflated by unconverted USD_thousands values.", "results_keys": ["mean_revenue_raw", "mean_revenue_musd", "n_thousands_unit_firms"], "status": "supported", "caveat": "The raw mean also includes duplicate rows."}
]