Life expectancy and GDP per capita in selected countries (selected years)

The dataset presents information on life expectancy in selected countries in 10-year periods. The list covers the years 1950-2020. The dataset also includes GDP values ​​per capita in a given country in the years studied.
Notes on data:Life expectancy period at birth in a given year.
GDP per capita is adjusted for inflation and differences in thecosts of living in different countries.
Periodic life expectancy - Life expectancy is an indicatorthat summarizes mortality rates in all age groups in a given year. For a given year, this means the average lifeexpectancy of a hypothetical group of people if the same mortality rates for individual age groups occurredthroughout their lives as the mortality rates for individual age groups in a given year.