Proportion of pupils enrolled in primary education who are at least 2 years over-age for their current grade, adjusted wealth parity index (household survey data) (WPIA) by country
February 2026 Data Release
Countries reporting
30
Highest
1.89 WPIA
Zimbabwe
Lowest
1.28 WPIA
Honduras
Median
1.6 WPIA
Years covered
25
2000–2024
Data points
376
What the numbers show
Proportion of pupils enrolled in primary education who are at least 2 years over-age for their current grade, adjusted wealth parity index (household survey data) (WPIA) is currently reported for 30 countries. The highest value is 1.89 WPIA in Zimbabwe; the lowest is 1.28 WPIA in Honduras.
The median across all reporting countries is 1.6 WPIA, and the mean is 1.62 WPIA.
Over the past decade 13 countries rose and 17 fell. The largest increase was in Sierra Leone (up 30.6%), and the largest decrease in Honduras (down 22.9%).
Proportion of pupils enrolled in primary education who are at least 2: full country ranking
| # | Country | Latest | Year | 10-year change | Trend |
|---|---|---|---|---|---|
| 1 | Zimbabwe | 1.89 WPIA | 2019 | up 0.1% | flat |
| 2 | Ecuador | 1.88 WPIA | 2023 | up 1.7% | rising |
| 3 | Dominican Republic | 1.83 WPIA | 2023 | up 0.6% | flat |
| 4 | Colombia | 1.79 WPIA | 2023 | up 0.7% | flat |
| 5 | Costa Rica | 1.78 WPIA | 2023 | up 10.4% | flat |
| 6 | Uruguay | 1.78 WPIA | 2023 | down 5.1% | falling |
| 7 | Cameroon | 1.78 WPIA | 2018 | down 0.8% | rising |
| 8 | Paraguay | 1.75 WPIA | 2023 | down 0.3% | flat |
| 9 | Congo, Democratic Republic of the | 1.74 WPIA | 2024 | up 17.9% | rising |
| 10 | Panama | 1.71 WPIA | 2023 | down 8.2% | flat |
| 11 | Cambodia | 1.68 WPIA | 2021 | up 8.6% | rising |
| 12 | Côte d'Ivoire | 1.67 WPIA | 2022 | up 0.2% | rising |
| 13 | Nigeria | 1.66 WPIA | 2021 | down 5.4% | flat |
| 14 | Chile | 1.65 WPIA | 2022 | down 1.0% | falling |
| 15 | Peru | 1.61 WPIA | 2023 | down 13.6% | falling |
| 16 | Jordan | 1.6 WPIA | 2023 | down 8.8% | flat |
| 17 | Ghana | 1.6 WPIA | 2022 | up 0.4% | flat |
| 18 | Brazil | 1.58 WPIA | 2023 | down 11.2% | falling |
| 19 | Mauritania | 1.56 WPIA | 2021 | down 0.6% | rising |
| 20 | Burkina Faso | 1.55 WPIA | 2021 | up 3.5% | falling |
| 21 | Bangladesh | 1.54 WPIA | 2019 | up 13.0% | rising |
| 22 | Malawi | 1.51 WPIA | 2020 | down 3.9% | flat |
| 23 | Mexico | 1.5 WPIA | 2022 | down 14.6% | falling |
| 24 | Guatemala | 1.47 WPIA | 2023 | down 15.1% | falling |
| 25 | Sierra Leone | 1.46 WPIA | 2019 | up 30.6% | rising |
| 26 | Venezuela, Bolivarian Republic of | 1.45 WPIA | 2014 | down 17.3% | falling |
| 27 | El Salvador | 1.43 WPIA | 2023 | down 21.0% | falling |
| 28 | Senegal | 1.4 WPIA | 2023 | up 3.0% | falling |
| 29 | Bolivia, Plurinational State of | 1.39 WPIA | 2021 | down 19.0% | falling |
| 30 | Honduras | 1.28 WPIA | 2023 | down 22.9% | flat |
About this data
February 2026 Data Release