The accuracy of population data varies widely across countries. In order to take account of the problems and to assess the relative accuracy of population estimates World Economics has produced a Population Data Quality Rating (PDQR). The ratings cover three factors: Census year, Statistical capacity and Registration of live births. Learn more...
Guinea-Bissau's data is highlighted in the table below, use the filter and sort order options to allow easy comparison with other countries.
Data source: World Economics Research, London