The European continent has the largest number of countries among the first in the measurements of the Human Development Index. This fact, a consequence of planning and high investments in the social area for decades.
The Human Development Index (HDI), Consists of the average obtained through the analysis of three factors: Gross National Income (GNI) per capita (calculated based on the purchasing power parity - PCC); educational level of people (average years of study of the adult population and expected number of years of study.); population life expectancy (life expectancy at birth).