[
 {"id":"C1","text":"15 of 20 countries have a recorded value in every year 2000-2022; 345 country-years analysed.","results_keys":["n_countries_balanced","n_countries_total","n_countries_incomplete","balanced_countries","n_analysed"],"status":"supported","caveat":"Counts after collapsing duplicated TUR rows."},
 {"id":"C2","text":"Balanced-panel mean life expectancy rose from 78.060 years in 2000 to 81.553 years in 2022, a change of +3.493 years.","results_keys":["mean_2000_balanced","mean_2022_balanced","change_2000_2022_balanced"],"status":"supported","caveat":"Unweighted; balanced set is high/upper-middle income only."},
 {"id":"C3","text":"The naive 2022 mean over all 20 available countries is 78.692 years, lower than the balanced 2022 mean because lower-life-expectancy countries are excluded from the balanced set.","results_keys":["mean_2022_all_available","mean_2022_balanced"],"status":"supported","caveat":"Descriptive baseline only."},
 {"id":"C4","text":"Data issues: TUR duplicated under two names with identical values (deduplicated), CHE 2007 missing, BGD/ETH/IND/NGA lacking 2000-2010.","results_keys":["data_issues","n_input_rows"],"status":"supported","caveat":"No imputation applied."}
]