{"id":9535,"date":"2026-09-11T18:46:06","date_gmt":"2026-09-11T18:46:06","guid":{"rendered":""},"modified":"2026-09-11T18:46:06","modified_gmt":"2026-09-11T18:46:06","slug":"data-sources","status":"publish","type":"page","link":"https:\/\/afrifacto.com\/tunisia\/data-sources\/","title":{"rendered":"Data Sources &amp; Methodology"},"content":{"rendered":"\t\t<section class=\"af-provenance\" aria-labelledby=\"af-prov-title\">\n\t\t<nav class=\"af-tool-nav\" aria-label=\"AfriFacto Data Explorer navigation\"><a class=\"af-tool-nav-link\" href=\"https:\/\/afrifacto.com\/tunisia\/africa-data-explorer\/\">Africa Data Explorer<\/a><a class=\"af-tool-nav-link\" href=\"https:\/\/afrifacto.com\/tunisia\/compare-countries\/\">Compare Countries<\/a><a class=\"af-tool-nav-link\" href=\"https:\/\/afrifacto.com\/tunisia\/african-rankings\/\">African Rankings<\/a><a class=\"af-tool-nav-link is-active\" href=\"https:\/\/afrifacto.com\/tunisia\/data-sources\/\">Data Sources<\/a><a class=\"af-tool-nav-link\" href=\"https:\/\/afrifacto.com\/tunisia\/africa-data-map\/\">Africa Map<\/a><\/nav><style>.af-tool-nav{display:flex;flex-wrap:wrap;gap:9px;margin:0 0 24px;padding:10px;background:#eef5ef;border:1px solid #d6e4d8;border-radius:6px}.af-tool-nav-link{display:inline-flex;align-items:center;justify-content:center;padding:10px 15px;border:1px solid #c8dbcc;border-radius:5px;background:#fff;color:#116b3d;text-decoration:none!important;font-weight:700;line-height:1.2}.af-tool-nav-link:hover{background:#eef5ef;color:#087f43}.af-tool-nav-link.is-active{background:#166b3d;color:#fff;border-color:#166b3d}@media(max-width:650px){.af-tool-nav{display:grid;grid-template-columns:1fr 1fr}.af-tool-nav-link{width:100%;text-align:center}} <\/style>\t\t<header class=\"af-prov-header\"><span>AFRIFACTO DATA EXPLORER<\/span><h1 id=\"af-prov-title\">Data Provenance &amp; Source Explorer<\/h1><p>Trace AfriFacto statistics to the source, indicator, country, observation year, methodology and update record. AfriFacto displays imported observations and does not estimate missing values.<\/p><\/header>\n\t\t<form method=\"get\" class=\"af-prov-controls\">\n\t\t<label>Source<select name=\"af_source\"><option value=\"\">All sources<\/option><\/select><\/label>\n\t\t<label>Indicator<select name=\"af_source_indicator\"><option value=\"\">All indicators<\/option><option value=\"population\" >Population<\/option><option value=\"urban-population\" >Urban population<\/option><option value=\"gdp\" >GDP<\/option><option value=\"gdp-growth\" >GDP growth<\/option><option value=\"gdp-per-capita\" >GDP per capita<\/option><option value=\"inflation\" >Inflation<\/option><option value=\"employment-to-population-ratio\" >Employment to population ratio<\/option><option value=\"life-expectancy\" >Life expectancy<\/option><option value=\"electricity-access\" >Electricity access<\/option><option value=\"internet-access\" >Internet access<\/option><\/select><\/label>\n\t\t<label>Country<select name=\"af_source_country\"><option value=\"\">All countries<\/option><option value=\"algeria\" >Algeria<\/option><option value=\"angola\" >Angola<\/option><option value=\"benin\" >Benin<\/option><option value=\"botswana\" >Botswana<\/option><option value=\"burkina-faso\" >Burkina Faso<\/option><option value=\"burundi\" >Burundi<\/option><option value=\"cabo-verde\" >Cabo Verde<\/option><option value=\"cameroon\" >Cameroon<\/option><option value=\"central-african-republic\" >Central African Republic<\/option><option value=\"chad\" >Chad<\/option><option value=\"comoros\" >Comoros<\/option><option value=\"cote-divoire\" >C\u00f4te d&#039;Ivoire<\/option><option value=\"democratic-republic-of-the-congo\" >Democratic Republic of the Congo<\/option><option value=\"djibouti\" >Djibouti<\/option><option value=\"egypt\" >Egypt<\/option><option value=\"equatorial-guinea\" >Equatorial Guinea<\/option><option value=\"eritrea\" >Eritrea<\/option><option value=\"eswatini\" >Eswatini<\/option><option value=\"ethiopia\" >Ethiopia<\/option><option value=\"gabon\" >Gabon<\/option><option value=\"gambia\" >Gambia<\/option><option value=\"ghana\" >Ghana<\/option><option value=\"guinea\" >Guinea<\/option><option value=\"guinea-bissau\" >Guinea-Bissau<\/option><option value=\"kenya\" >Kenya<\/option><option value=\"lesotho\" >Lesotho<\/option><option value=\"liberia\" >Liberia<\/option><option value=\"libya\" >Libya<\/option><option value=\"madagascar\" >Madagascar<\/option><option value=\"malawi\" >Malawi<\/option><option value=\"mali\" >Mali<\/option><option value=\"mauritania\" >Mauritania<\/option><option value=\"mauritius\" >Mauritius<\/option><option value=\"morocco\" >Morocco<\/option><option value=\"mozambique\" >Mozambique<\/option><option value=\"namibia\" >Namibia<\/option><option value=\"niger\" >Niger<\/option><option value=\"nigeria\" >Nigeria<\/option><option value=\"republic-of-the-congo\" >Republic of the Congo<\/option><option value=\"rwanda\" >Rwanda<\/option><option value=\"sao-tome-and-principe\" >S\u00e3o Tom\u00e9 and Pr\u00edncipe<\/option><option value=\"senegal\" >Senegal<\/option><option value=\"seychelles\" >Seychelles<\/option><option value=\"sierra-leone\" >Sierra Leone<\/option><option value=\"somalia\" >Somalia<\/option><option value=\"south-africa\" >South Africa<\/option><option value=\"south-sudan\" >South Sudan<\/option><option value=\"sudan\" >Sudan<\/option><option value=\"tanzania\" >Tanzania<\/option><option value=\"togo\" >Togo<\/option><option value=\"tunisia\" >Tunisia<\/option><option value=\"uganda\" >Uganda<\/option><option value=\"zambia\" >Zambia<\/option><option value=\"zimbabwe\" >Zimbabwe<\/option><\/select><\/label>\n\t\t<label>Year<select name=\"af_source_year\"><option value=\"\">All years<\/option><\/select><\/label>\n\t\t<label>Search provenance<input type=\"search\" name=\"af_source_search\" value=\"\" placeholder=\"Source, country, indicator or methodology\"><\/label>\n\t\t<button type=\"submit\">Explore data<\/button><\/form>\n\t\t<section class=\"af-prov-summary\"><div><span>Matching observations<\/span><strong>0<\/strong><\/div><div><span>Source coverage<\/span><strong>0 sources<\/strong><\/div><div><span>Countries<\/span><strong>54<\/strong><\/div><div><span>Evidence model<\/span><strong>Imported observations<\/strong><\/div><\/section>\n\t\t<section class=\"af-source-directory\"><div class=\"af-source-directory-head\"><div><h2>Source directory<\/h2><p>Sources represented in the imported AfriFacto observation database.<\/p><\/div><\/div><div class=\"af-source-directory-wrap\"><table><thead><tr><th>Source<\/th><th>Observations<\/th><th>Indicators<\/th><th>Countries<\/th><th>Coverage<\/th><th>Last updated<\/th><\/tr><\/thead><tbody><\/tbody><\/table><\/div><\/section>\n\t\t\t\t<section class=\"af-prov-results\"><div class=\"af-prov-results-head\"><div><h2>Provenance records<\/h2><p>Showing up to 200 matching imported observations.<\/p><\/div><a href=\"https:\/\/afrifacto.com\/tunisia\/data-sources\/?af_source_export=csv\">Download CSV<\/a><\/div>\n\t\t<div class=\"af-prov-empty\"><strong>No matching provenance records.<\/strong><span>Filters are applied only to AfriFacto\u2019s 54-country African catalogue. Check that the selected source, indicator, country and year match an imported observation.<\/span><\/div><\/section>\n\t\t<section class=\"af-prov-principles\"><h2>How AfriFacto establishes provenance<\/h2><div class=\"af-prov-grid\"><div><strong>1. Source<\/strong><p>Each imported observation retains its source and source URL when supplied.<\/p><\/div><div><strong>2. Indicator<\/strong><p>The observation is linked to an AfriFacto indicator with a definition, unit and frequency.<\/p><\/div><div><strong>3. Observation<\/strong><p>Country, year and numeric value are stored as a distinct observation record.<\/p><\/div><div><strong>4. Methodology<\/strong><p>Methodology and status are preserved with the observation where provided.<\/p><\/div><\/div><p class=\"af-prov-note\">A source record explains where the data came from; it does not by itself mean AfriFacto endorses every interpretation. 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