What the Data Shows
This graphic compares nations by communicable-disease death share in 2021. Values are measured in percent of deaths. Chad ranks first at 66.4%, ahead of Niger at 65.7%. Botswana is the final included entry at 58.6%, putting the leader at about 1.13x the last value.
Data table
Unit: percent of deaths · Period: 2021
| Rank | Entry | Value | Period |
|---|
| 1 | Chad | 66.4% | 2021 |
| 2 | Niger | 65.7% | 2021 |
| 3 | Somalia | 63.8% | 2021 |
| 4 | Nigeria | 63.7% | 2021 |
| 5 | Equatorial Guinea | 61.4% | 2021 |
| 6 | Mali | 60.6% | 2021 |
| 7 | South Sudan | 60.4% | 2021 |
| 8 | Mozambique | 59.7% | 2021 |
| 9 | Guinea-Bissau | 59.1% | 2021 |
| 10 | Zambia | 58.8% | 2021 |
| 11 | Botswana | 58.6% | 2021 |
Sources
Source 1: World Bank World Development Indicators
Publisher: World Bank WDI
Dataset/table: World Development Indicators
Units: percent
Date checked: 2026-06-11
Evidence: Supports the ranked communicable-disease death share values by WDI nation for 2021.
Data notes & caveats
Values are comparable national observations from the stated source. Display rounding may shorten large numbers, but the ranking order follows the source values.
Methodology
Rows are ranked from highest to lowest using World Bank World Development Indicators for 2021, measured in percent of deaths. Values are rounded for display while preserving the source ranking.
Source consistency notes
Rows use the same source family, period, unit and measurement basis.
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