This index evaluates and assesses the countries published data on the official website of the national statistical office (NSO)
It includes 10 pillars distributed evenly as follows, 5 pillars that assess the coverage side, and coverage here means the availability of this data, and the rest 5 pillars assess the openness side. All pillars have the same 22 KPIs that are grouped into 3 data categories, 10 KPIs related to the social statistics category, 7 KPIs for the economic statistics category, and the rest 5 KPIs for the environment statistics category. The last release of this index (2020) covers 185 countries that are classified even small countries whose area is 1,500 km2 or less, or large countries that are the most.