According to the United Nations' Human development Index, many countries with very high development are located in Europe and Australia.
The Human Development Index also refered to as HDI, is a statistic index that evaluates and measures life expectancy, education, and per capita income in order to rank countries according to human development.
In order for a country to show a higher HDI, the lifespan, the education level as well as the GNI (PPP) per capita should be higher.