2026 Ibrahim Index of African Governance (IIAG) data set
========================================================

This zip archive contains:

:: Raw data and raw data status for all variables
:: Treated, imputed and normalised data for all variables
:: Aggregated score data for all series
:: Ranks for all series
:: Standard errors and confidence intervals at 80%, 85%, 90% and 95% for Overall Governance, four categories and 16 sub-categories

For more information see: https://iiag.online/about.html


CSV file notes
==============

:: 2026 IIAG Raw Data.csv
Raw data for all IIAG variables
Missing data points are expressed with "."

:: 2026 IIAG Treated Data.csv
Raw data and data treated for outliers for all IIAG variables
Missing data points are expressed with "."

:: 2026 IIAG Imputed Data.csv
Raw data, data treated for outliers and imputed data for all IIAG variables
Missing data points are expressed with "."

:: 2026 IIAG Normalised Data.csv
Normalised data for all IIAG variables
Scores are 0-100 where 100=best
Missing data points are expressed with "."

:: 2026 IIAG Aggregated Data.csv
Normalised data for all IIAG variables and aggregated scores for all composite IIAG measures
Scores are 0-100 where 100=best
Missing data points are expressed with "."

:: 2026 IIAG Ranks.csv
Ranks for all IIAG series
Ranks are 1-54 where 1=best, tied ranks when countries obtain the same score
Missing ranks exist when there is no data available for a country, expressed with "."

:: 2026 IIAG Composite Scores.csv
Final composite scores for Overall Governance, 4 categories and 16 sub-categories
Scores are 0-100 where 100=best
Missing scores are expressed with "."

:: 2026 IIAG Extended Trinary.csv
Status information for all IIAG variable data points, where:
0 = Data unavailable and cannot be imputed
1 = Imputed
2 = Raw data from source
3 = Data point treated for outliers
4 = Imputed data point based on outlier treatment

:: 2026 IIAG Standard Errors.csv
Standard errors for Overall Governance, four categories and 16 sub-categories scores
Missing standard errors exist when there is no data available for a country, expressed with "."

:: 2026 IIAG Confidence Intervals.csv
Confidence intervals at 80%, 85%, 90% and 95% for Overall Governance, four categories and 16 sub-categories scores
Missing confidence intervals exist when there is no data available for a country, expressed with "."
Confidence intervals are a range expressed in two parts, low and high