* HDI = Human Development Index
* The Human Development Index is a statistical composite index of life expectancy, education, and per capita income indicators, which is used to rank countries into four tiers of human development.
* HDI is based upon the UNDP’s HDI Report 2021
* While GDP Per Capita is of 2021 and its source is [https://www.ine.es/en/prensa/cre_2021_en.pdf](https://www.ine.es/en/prensa/cre_2021_en.pdf)
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* HDI = Human Development Index
* The Human Development Index is a statistical composite index of life expectancy, education, and per capita income indicators, which is used to rank countries into four tiers of human development.
* HDI is based upon the UNDP’s HDI Report 2021
* While GDP Per Capita is of 2021 and its source is [https://www.ine.es/en/prensa/cre_2021_en.pdf](https://www.ine.es/en/prensa/cre_2021_en.pdf)